Home / 788,923.40-1,183,385.10-283,726.40

Finding the Fourth Proportional to 788,923.40, 1,183,385.10 and 283,726.40

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Solution

The fourth proportional to 788,923.40, 1,183,385.10 and 283,726.40 is: 425,589.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    788,923.40 : 1,183,385.10 = 283,726.40 : x
  2. Step 2: Convert to fraction form
    788,923.40/1,183,385.10 = 283,726.40/x
  3. Step 3: Cross multiply
    788,923.40x = 1,183,385.10 × 283,726.40
  4. Step 4: Simplify right side
    788,923.40x = 335,757,594,236.64
  5. Step 5: Solve for x
    x = 335,757,594,236.64/788,923.40
  6. Step 6: Final answer
    x = 425,589.60

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Half scale
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Double scale
Find fourth proportional to 788,924.40, 1,183,386.60 and 283,727.40
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.