Home / 662,371.76-992,867.52-307,092.80

Finding the Fourth Proportional to 662,371.76, 992,867.52 and 307,092.80

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Solution

The fourth proportional to 662,371.76, 992,867.52 and 307,092.80 is: 460,319.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    662,371.76 : 992,867.52 = 307,092.80 : x
  2. Step 2: Convert to fraction form
    662,371.76/992,867.52 = 307,092.80/x
  3. Step 3: Cross multiply
    662,371.76x = 992,867.52 × 307,092.80
  4. Step 4: Simplify right side
    662,371.76x = 304,902,466,745.86
  5. Step 5: Solve for x
    x = 304,902,466,745.86/662,371.76
  6. Step 6: Final answer
    x = 460,319.24

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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.