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Finding the Fourth Proportional to 424,251.45, 585,432.27 and 249,794.01

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Solution

The fourth proportional to 424,251.45, 585,432.27 and 249,794.01 is: 344,695.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    424,251.45 : 585,432.27 = 249,794.01 : x
  2. Step 2: Convert to fraction form
    424,251.45/585,432.27 = 249,794.01/x
  3. Step 3: Cross multiply
    424,251.45x = 585,432.27 × 249,794.01
  4. Step 4: Simplify right side
    424,251.45x = 146,237,474,306.70
  5. Step 5: Solve for x
    x = 146,237,474,306.70/424,251.45
  6. Step 6: Final answer
    x = 344,695.28

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.