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Finding the Fourth Proportional to 669,853.52, 924,408.35 and 363,935.96

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Solution

The fourth proportional to 669,853.52, 924,408.35 and 363,935.96 is: 502,237.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    669,853.52 : 924,408.35 = 363,935.96 : x
  2. Step 2: Convert to fraction form
    669,853.52/924,408.35 = 363,935.96/x
  3. Step 3: Cross multiply
    669,853.52x = 924,408.35 × 363,935.96
  4. Step 4: Simplify right side
    669,853.52x = 336,425,440,289.27
  5. Step 5: Solve for x
    x = 336,425,440,289.27/669,853.52
  6. Step 6: Final answer
    x = 502,237.33

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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.