Home / 732,619.40-1,098,929.10-543,662.60

Finding the Fourth Proportional to 732,619.40, 1,098,929.10 and 543,662.60

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Solution

The fourth proportional to 732,619.40, 1,098,929.10 and 543,662.60 is: 815,493.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    732,619.40 : 1,098,929.10 = 543,662.60 : x
  2. Step 2: Convert to fraction form
    732,619.40/1,098,929.10 = 543,662.60/x
  3. Step 3: Cross multiply
    732,619.40x = 1,098,929.10 × 543,662.60
  4. Step 4: Simplify right side
    732,619.40x = 597,446,651,721.66
  5. Step 5: Solve for x
    x = 597,446,651,721.66/732,619.40
  6. Step 6: Final answer
    x = 815,493.90

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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.