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Finding the Fourth Proportional to 424,184.89, 585,340.33 and 249,727.40

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Solution

The fourth proportional to 424,184.89, 585,340.33 and 249,727.40 is: 344,603.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    424,184.89 : 585,340.33 = 249,727.40 : x
  2. Step 2: Convert to fraction form
    424,184.89/585,340.33 = 249,727.40/x
  3. Step 3: Cross multiply
    424,184.89x = 585,340.33 × 249,727.40
  4. Step 4: Simplify right side
    424,184.89x = 146,175,518,726.04
  5. Step 5: Solve for x
    x = 146,175,518,726.04/424,184.89
  6. Step 6: Final answer
    x = 344,603.31

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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.