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Finding the Fourth Proportional to 376,127.34, 563,327.01 and 316,200.30

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Solution

The fourth proportional to 376,127.34, 563,327.01 and 316,200.30 is: 473,574.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    376,127.34 : 563,327.01 = 316,200.30 : x
  2. Step 2: Convert to fraction form
    376,127.34/563,327.01 = 316,200.30/x
  3. Step 3: Cross multiply
    376,127.34x = 563,327.01 × 316,200.30
  4. Step 4: Simplify right side
    376,127.34x = 178,124,169,560.10
  5. Step 5: Solve for x
    x = 178,124,169,560.10/376,127.34
  6. Step 6: Final answer
    x = 473,574.11

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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.