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Finding the Fourth Proportional to 462,252.47, 693,374.45 and 249,120.81

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Solution

The fourth proportional to 462,252.47, 693,374.45 and 249,120.81 is: 373,678.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    462,252.47 : 693,374.45 = 249,120.81 : x
  2. Step 2: Convert to fraction form
    462,252.47/693,374.45 = 249,120.81/x
  3. Step 3: Cross multiply
    462,252.47x = 693,374.45 × 249,120.81
  4. Step 4: Simplify right side
    462,252.47x = 172,734,003,371.70
  5. Step 5: Solve for x
    x = 172,734,003,371.70/462,252.47
  6. Step 6: Final answer
    x = 373,678.92

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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.