Home / 731,410.80-1,097,116.20-615,937.20

Finding the Fourth Proportional to 731,410.80, 1,097,116.20 and 615,937.20

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Solution

The fourth proportional to 731,410.80, 1,097,116.20 and 615,937.20 is: 923,905.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    731,410.80 : 1,097,116.20 = 615,937.20 : x
  2. Step 2: Convert to fraction form
    731,410.80/1,097,116.20 = 615,937.20/x
  3. Step 3: Cross multiply
    731,410.80x = 1,097,116.20 × 615,937.20
  4. Step 4: Simplify right side
    731,410.80x = 675,754,680,302.64
  5. Step 5: Solve for x
    x = 675,754,680,302.64/731,410.80
  6. Step 6: Final answer
    x = 923,905.80

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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.