Home / 788,775.60-1,183,163.40-283,335.60

Finding the Fourth Proportional to 788,775.60, 1,183,163.40 and 283,335.60

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Solution

The fourth proportional to 788,775.60, 1,183,163.40 and 283,335.60 is: 425,003.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    788,775.60 : 1,183,163.40 = 283,335.60 : x
  2. Step 2: Convert to fraction form
    788,775.60/1,183,163.40 = 283,335.60/x
  3. Step 3: Cross multiply
    788,775.60x = 1,183,163.40 × 283,335.60
  4. Step 4: Simplify right side
    788,775.60x = 335,232,311,837.04
  5. Step 5: Solve for x
    x = 335,232,311,837.04/788,775.60
  6. Step 6: Final answer
    x = 425,003.40

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Half scale
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Double scale
Find fourth proportional to 788,776.60, 1,183,164.90 and 283,336.60
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.