Home / 658,264.11-987,308.68-258,797.62

Finding the Fourth Proportional to 658,264.11, 987,308.68 and 258,797.62

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Solution

The fourth proportional to 658,264.11, 987,308.68 and 258,797.62 is: 388,162.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    658,264.11 : 987,308.68 = 258,797.62 : x
  2. Step 2: Convert to fraction form
    658,264.11/987,308.68 = 258,797.62/x
  3. Step 3: Cross multiply
    658,264.11x = 987,308.68 × 258,797.62
  4. Step 4: Simplify right side
    658,264.11x = 255,513,136,589.34
  5. Step 5: Solve for x
    x = 255,513,136,589.34/658,264.11
  6. Step 6: Final answer
    x = 388,162.04

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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.