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Finding the Fourth Proportional to 424,296.28, 585,494.08 and 249,838.89

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Solution

The fourth proportional to 424,296.28, 585,494.08 and 249,838.89 is: 344,757.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    424,296.28 : 585,494.08 = 249,838.89 : x
  2. Step 2: Convert to fraction form
    424,296.28/585,494.08 = 249,838.89/x
  3. Step 3: Cross multiply
    424,296.28x = 585,494.08 × 249,838.89
  4. Step 4: Simplify right side
    424,296.28x = 146,279,191,048.77
  5. Step 5: Solve for x
    x = 146,279,191,048.77/424,296.28
  6. Step 6: Final answer
    x = 344,757.18

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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.