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Finding the Fourth Proportional to 669,673.68, 924,156.56 and 363,753.04

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Solution

The fourth proportional to 669,673.68, 924,156.56 and 363,753.04 is: 501,982.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    669,673.68 : 924,156.56 = 363,753.04 : x
  2. Step 2: Convert to fraction form
    669,673.68/924,156.56 = 363,753.04/x
  3. Step 3: Cross multiply
    669,673.68x = 924,156.56 × 363,753.04
  4. Step 4: Simplify right side
    669,673.68x = 336,164,758,135.94
  5. Step 5: Solve for x
    x = 336,164,758,135.94/669,673.68
  6. Step 6: Final answer
    x = 501,982.93

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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.