Home / 924,357.30-1,385,650.20-391,144.83

Finding the Fourth Proportional to 924,357.30, 1,385,650.20 and 391,144.83

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Solution

The fourth proportional to 924,357.30, 1,385,650.20 and 391,144.83 is: 586,342.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    924,357.30 : 1,385,650.20 = 391,144.83 : x
  2. Step 2: Convert to fraction form
    924,357.30/1,385,650.20 = 391,144.83/x
  3. Step 3: Cross multiply
    924,357.30x = 1,385,650.20 × 391,144.83
  4. Step 4: Simplify right side
    924,357.30x = 541,989,911,918.47
  5. Step 5: Solve for x
    x = 541,989,911,918.47/924,357.30
  6. Step 6: Final answer
    x = 586,342.44

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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.