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Finding the Fourth Proportional to 924,230.10, 1,384,012.35 and 606,969.30

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Solution

The fourth proportional to 924,230.10, 1,384,012.35 and 606,969.30 is: 908,921.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    924,230.10 : 1,384,012.35 = 606,969.30 : x
  2. Step 2: Convert to fraction form
    924,230.10/1,384,012.35 = 606,969.30/x
  3. Step 3: Cross multiply
    924,230.10x = 1,384,012.35 × 606,969.30
  4. Step 4: Simplify right side
    924,230.10x = 840,053,007,270.86
  5. Step 5: Solve for x
    x = 840,053,007,270.86/924,230.10
  6. Step 6: Final answer
    x = 908,921.93

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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.