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Finding the Fourth Proportional to 602,340.12, 903,358.50 and 247,452.12

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Solution

The fourth proportional to 602,340.12, 903,358.50 and 247,452.12 is: 371,115.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    602,340.12 : 903,358.50 = 247,452.12 : x
  2. Step 2: Convert to fraction form
    602,340.12/903,358.50 = 247,452.12/x
  3. Step 3: Cross multiply
    602,340.12x = 903,358.50 × 247,452.12
  4. Step 4: Simplify right side
    602,340.12x = 223,537,975,945.02
  5. Step 5: Solve for x
    x = 223,537,975,945.02/602,340.12
  6. Step 6: Final answer
    x = 371,115.87

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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.