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Finding the Fourth Proportional to 367,626.10, 551,439.15 and 241,654.90

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Solution

The fourth proportional to 367,626.10, 551,439.15 and 241,654.90 is: 362,482.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    367,626.10 : 551,439.15 = 241,654.90 : x
  2. Step 2: Convert to fraction form
    367,626.10/551,439.15 = 241,654.90/x
  3. Step 3: Cross multiply
    367,626.10x = 551,439.15 × 241,654.90
  4. Step 4: Simplify right side
    367,626.10x = 133,257,972,649.34
  5. Step 5: Solve for x
    x = 133,257,972,649.34/367,626.10
  6. Step 6: Final answer
    x = 362,482.35

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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.