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Finding the Fourth Proportional to 669,697.96, 924,200.38 and 363,791.85

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Solution

The fourth proportional to 669,697.96, 924,200.38 and 363,791.85 is: 502,042.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    669,697.96 : 924,200.38 = 363,791.85 : x
  2. Step 2: Convert to fraction form
    669,697.96/924,200.38 = 363,791.85/x
  3. Step 3: Cross multiply
    669,697.96x = 924,200.38 × 363,791.85
  4. Step 4: Simplify right side
    669,697.96x = 336,216,566,010.90
  5. Step 5: Solve for x
    x = 336,216,566,010.90/669,697.96
  6. Step 6: Final answer
    x = 502,042.09

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.