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Finding the Fourth Proportional to 375,647.54, 563,471.32 and 227,592.50

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Solution

The fourth proportional to 375,647.54, 563,471.32 and 227,592.50 is: 341,388.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    375,647.54 : 563,471.32 = 227,592.50 : x
  2. Step 2: Convert to fraction form
    375,647.54/563,471.32 = 227,592.50/x
  3. Step 3: Cross multiply
    375,647.54x = 563,471.32 × 227,592.50
  4. Step 4: Simplify right side
    375,647.54x = 128,241,846,397.10
  5. Step 5: Solve for x
    x = 128,241,846,397.10/375,647.54
  6. Step 6: Final answer
    x = 341,388.76

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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.