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Finding the Fourth Proportional to 376,008.90, 563,983.47 and 151,210.86

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Solution

The fourth proportional to 376,008.90, 563,983.47 and 151,210.86 is: 226,804.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    376,008.90 : 563,983.47 = 151,210.86 : x
  2. Step 2: Convert to fraction form
    376,008.90/563,983.47 = 151,210.86/x
  3. Step 3: Cross multiply
    376,008.90x = 563,983.47 × 151,210.86
  4. Step 4: Simplify right side
    376,008.90x = 85,280,425,524.48
  5. Step 5: Solve for x
    x = 85,280,425,524.48/376,008.90
  6. Step 6: Final answer
    x = 226,804.27

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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.