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Finding the Fourth Proportional to 408,897.30, 564,294.85 and 227,597.73

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Solution

The fourth proportional to 408,897.30, 564,294.85 and 227,597.73 is: 314,094.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    408,897.30 : 564,294.85 = 227,597.73 : x
  2. Step 2: Convert to fraction form
    408,897.30/564,294.85 = 227,597.73/x
  3. Step 3: Cross multiply
    408,897.30x = 564,294.85 × 227,597.73
  4. Step 4: Simplify right side
    408,897.30x = 128,432,226,341.70
  5. Step 5: Solve for x
    x = 128,432,226,341.70/408,897.30
  6. Step 6: Final answer
    x = 314,094.09

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1.5x scale

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.