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Finding the Fourth Proportional to 669,854.84, 924,394.72 and 363,933.73

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Solution

The fourth proportional to 669,854.84, 924,394.72 and 363,933.73 is: 502,225.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    669,854.84 : 924,394.72 = 363,933.73 : x
  2. Step 2: Convert to fraction form
    669,854.84/924,394.72 = 363,933.73/x
  3. Step 3: Cross multiply
    669,854.84x = 924,394.72 × 363,933.73
  4. Step 4: Simplify right side
    669,854.84x = 336,418,418,687.57
  5. Step 5: Solve for x
    x = 336,418,418,687.57/669,854.84
  6. Step 6: Final answer
    x = 502,225.86

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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.