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Finding the Fourth Proportional to 375,899.61, 564,129.72 and 151,262.04

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Solution

The fourth proportional to 375,899.61, 564,129.72 and 151,262.04 is: 227,005.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    375,899.61 : 564,129.72 = 151,262.04 : x
  2. Step 2: Convert to fraction form
    375,899.61/564,129.72 = 151,262.04/x
  3. Step 3: Cross multiply
    375,899.61x = 564,129.72 × 151,262.04
  4. Step 4: Simplify right side
    375,899.61x = 85,331,412,271.83
  5. Step 5: Solve for x
    x = 85,331,412,271.83/375,899.61
  6. Step 6: Final answer
    x = 227,005.85

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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.