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Finding the Fourth Proportional to 924,228.60, 1,384,010.10 and 606,967.80

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Solution

The fourth proportional to 924,228.60, 1,384,010.10 and 606,967.80 is: 908,919.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    924,228.60 : 1,384,010.10 = 606,967.80 : x
  2. Step 2: Convert to fraction form
    924,228.60/1,384,010.10 = 606,967.80/x
  3. Step 3: Cross multiply
    924,228.60x = 1,384,010.10 × 606,967.80
  4. Step 4: Simplify right side
    924,228.60x = 840,049,565,574.78
  5. Step 5: Solve for x
    x = 840,049,565,574.78/924,228.60
  6. Step 6: Final answer
    x = 908,919.68

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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.