Home / 408,865.58-564,167.19-227,572.86

Finding the Fourth Proportional to 408,865.58, 564,167.19 and 227,572.86

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Solution

The fourth proportional to 408,865.58, 564,167.19 and 227,572.86 is: 314,013.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    408,865.58 : 564,167.19 = 227,572.86 : x
  2. Step 2: Convert to fraction form
    408,865.58/564,167.19 = 227,572.86/x
  3. Step 3: Cross multiply
    408,865.58x = 564,167.19 × 227,572.86
  4. Step 4: Simplify right side
    408,865.58x = 128,389,140,946.46
  5. Step 5: Solve for x
    x = 128,389,140,946.46/408,865.58
  6. Step 6: Final answer
    x = 314,013.08

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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.