Home / 732,666.40-1,098,999.60-681,344.80

Finding the Fourth Proportional to 732,666.40, 1,098,999.60 and 681,344.80

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Solution

The fourth proportional to 732,666.40, 1,098,999.60 and 681,344.80 is: 1,022,017.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    732,666.40 : 1,098,999.60 = 681,344.80 : x
  2. Step 2: Convert to fraction form
    732,666.40/1,098,999.60 = 681,344.80/x
  3. Step 3: Cross multiply
    732,666.40x = 1,098,999.60 × 681,344.80
  4. Step 4: Simplify right side
    732,666.40x = 748,797,662,662.08
  5. Step 5: Solve for x
    x = 748,797,662,662.08/732,666.40
  6. Step 6: Final answer
    x = 1,022,017.20

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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.