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Finding the Fourth Proportional to 375,461.40, 563,191.80 and 150,821.88

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Solution

The fourth proportional to 375,461.40, 563,191.80 and 150,821.88 is: 226,232.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    375,461.40 : 563,191.80 = 150,821.88 : x
  2. Step 2: Convert to fraction form
    375,461.40/563,191.80 = 150,821.88/x
  3. Step 3: Cross multiply
    375,461.40x = 563,191.80 × 150,821.88
  4. Step 4: Simplify right side
    375,461.40x = 84,941,646,076.58
  5. Step 5: Solve for x
    x = 84,941,646,076.58/375,461.40
  6. Step 6: Final answer
    x = 226,232.70

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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.