Home / 658,567.31-987,736.14-185,140.13

Finding the Fourth Proportional to 658,567.31, 987,736.14 and 185,140.13

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Solution

The fourth proportional to 658,567.31, 987,736.14 and 185,140.13 is: 277,677.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    658,567.31 : 987,736.14 = 185,140.13 : x
  2. Step 2: Convert to fraction form
    658,567.31/987,736.14 = 185,140.13/x
  3. Step 3: Cross multiply
    658,567.31x = 987,736.14 × 185,140.13
  4. Step 4: Simplify right side
    658,567.31x = 182,869,592,426.62
  5. Step 5: Solve for x
    x = 182,869,592,426.62/658,567.31
  6. Step 6: Final answer
    x = 277,677.91

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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.