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Finding the Fourth Proportional to 924,909, 1,387,364.04 and 260,061

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Solution

The fourth proportional to 924,909, 1,387,364.04 and 260,061 is: 390,091.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    924,909 : 1,387,364.04 = 260,061 : x
  2. Step 2: Convert to fraction form
    924,909/1,387,364.04 = 260,061/x
  3. Step 3: Cross multiply
    924,909x = 1,387,364.04 × 260,061
  4. Step 4: Simplify right side
    924,909x = 360,799,279,606.44
  5. Step 5: Solve for x
    x = 360,799,279,606.44/924,909
  6. Step 6: Final answer
    x = 390,091.65

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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.