Home / 788,775.60-1,183,163.40-631,311.60

Finding the Fourth Proportional to 788,775.60, 1,183,163.40 and 631,311.60

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Solution

The fourth proportional to 788,775.60, 1,183,163.40 and 631,311.60 is: 946,967.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    788,775.60 : 1,183,163.40 = 631,311.60 : x
  2. Step 2: Convert to fraction form
    788,775.60/1,183,163.40 = 631,311.60/x
  3. Step 3: Cross multiply
    788,775.60x = 1,183,163.40 × 631,311.60
  4. Step 4: Simplify right side
    788,775.60x = 746,944,779,115.44
  5. Step 5: Solve for x
    x = 746,944,779,115.44/788,775.60
  6. Step 6: Final answer
    x = 946,967.40

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Similar ratio
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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.