Home / 408,831.18-564,139.86-236,752.44

Finding the Fourth Proportional to 408,831.18, 564,139.86 and 236,752.44

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Solution

The fourth proportional to 408,831.18, 564,139.86 and 236,752.44 is: 326,691.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    408,831.18 : 564,139.86 = 236,752.44 : x
  2. Step 2: Convert to fraction form
    408,831.18/564,139.86 = 236,752.44/x
  3. Step 3: Cross multiply
    408,831.18x = 564,139.86 × 236,752.44
  4. Step 4: Simplify right side
    408,831.18x = 133,561,488,356.26
  5. Step 5: Solve for x
    x = 133,561,488,356.26/408,831.18
  6. Step 6: Final answer
    x = 326,691.05

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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.