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Finding the Fourth Proportional to 376,699.53, 565,045.85 and 151,900.77

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Solution

The fourth proportional to 376,699.53, 565,045.85 and 151,900.77 is: 227,849.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    376,699.53 : 565,045.85 = 151,900.77 : x
  2. Step 2: Convert to fraction form
    376,699.53/565,045.85 = 151,900.77/x
  3. Step 3: Cross multiply
    376,699.53x = 565,045.85 × 151,900.77
  4. Step 4: Simplify right side
    376,699.53x = 85,830,900,080.06
  5. Step 5: Solve for x
    x = 85,830,900,080.06/376,699.53
  6. Step 6: Final answer
    x = 227,849.77

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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.