Home / 732,453.40-1,098,680.10-681,131.80

Finding the Fourth Proportional to 732,453.40, 1,098,680.10 and 681,131.80

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Solution

The fourth proportional to 732,453.40, 1,098,680.10 and 681,131.80 is: 1,021,697.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    732,453.40 : 1,098,680.10 = 681,131.80 : x
  2. Step 2: Convert to fraction form
    732,453.40/1,098,680.10 = 681,131.80/x
  3. Step 3: Cross multiply
    732,453.40x = 1,098,680.10 × 681,131.80
  4. Step 4: Simplify right side
    732,453.40x = 748,345,954,137.18
  5. Step 5: Solve for x
    x = 748,345,954,137.18/732,453.40
  6. Step 6: Final answer
    x = 1,021,697.70

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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.