Home / 298,932.50-447,291.15-239,588.18

Finding the Fourth Proportional to 298,932.50, 447,291.15 and 239,588.18

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Solution

The fourth proportional to 298,932.50, 447,291.15 and 239,588.18 is: 358,494.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    298,932.50 : 447,291.15 = 239,588.18 : x
  2. Step 2: Convert to fraction form
    298,932.50/447,291.15 = 239,588.18/x
  3. Step 3: Cross multiply
    298,932.50x = 447,291.15 × 239,588.18
  4. Step 4: Simplify right side
    298,932.50x = 107,165,672,558.61
  5. Step 5: Solve for x
    x = 107,165,672,558.61/298,932.50
  6. Step 6: Final answer
    x = 358,494.55

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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.