Home / 361,092.29-498,306.47-208,129.25

Finding the Fourth Proportional to 361,092.29, 498,306.47 and 208,129.25

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Solution

The fourth proportional to 361,092.29, 498,306.47 and 208,129.25 is: 287,217.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    361,092.29 : 498,306.47 = 208,129.25 : x
  2. Step 2: Convert to fraction form
    361,092.29/498,306.47 = 208,129.25/x
  3. Step 3: Cross multiply
    361,092.29x = 498,306.47 × 208,129.25
  4. Step 4: Simplify right side
    361,092.29x = 103,712,152,076.37
  5. Step 5: Solve for x
    x = 103,712,152,076.37/361,092.29
  6. Step 6: Final answer
    x = 287,217.86

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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.