Home / 924,926.80-1,387,390.20-714,715.60

Finding the Fourth Proportional to 924,926.80, 1,387,390.20 and 714,715.60

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Solution

The fourth proportional to 924,926.80, 1,387,390.20 and 714,715.60 is: 1,072,073.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    924,926.80 : 1,387,390.20 = 714,715.60 : x
  2. Step 2: Convert to fraction form
    924,926.80/1,387,390.20 = 714,715.60/x
  3. Step 3: Cross multiply
    924,926.80x = 1,387,390.20 × 714,715.60
  4. Step 4: Simplify right side
    924,926.80x = 991,589,419,227.12
  5. Step 5: Solve for x
    x = 991,589,419,227.12/924,926.80
  6. Step 6: Final answer
    x = 1,072,073.40

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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.