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Finding the Fourth Proportional to 375,908.61, 564,143.22 and 151,271.04

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Solution

The fourth proportional to 375,908.61, 564,143.22 and 151,271.04 is: 227,019.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    375,908.61 : 564,143.22 = 151,271.04 : x
  2. Step 2: Convert to fraction form
    375,908.61/564,143.22 = 151,271.04/x
  3. Step 3: Cross multiply
    375,908.61x = 564,143.22 × 151,271.04
  4. Step 4: Simplify right side
    375,908.61x = 85,338,531,598.35
  5. Step 5: Solve for x
    x = 85,338,531,598.35/375,908.61
  6. Step 6: Final answer
    x = 227,019.36

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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.