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Finding the Fourth Proportional to 375,663.36, 563,480.46 and 150,956.40

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Solution

The fourth proportional to 375,663.36, 563,480.46 and 150,956.40 is: 226,428.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    375,663.36 : 563,480.46 = 150,956.40 : x
  2. Step 2: Convert to fraction form
    375,663.36/563,480.46 = 150,956.40/x
  3. Step 3: Cross multiply
    375,663.36x = 563,480.46 × 150,956.40
  4. Step 4: Simplify right side
    375,663.36x = 85,060,981,711.94
  5. Step 5: Solve for x
    x = 85,060,981,711.94/375,663.36
  6. Step 6: Final answer
    x = 226,428.74

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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.