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Finding the Fourth Proportional to 375,889.99, 564,115.20 and 151,252.33

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Solution

The fourth proportional to 375,889.99, 564,115.20 and 151,252.33 is: 226,991.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    375,889.99 : 564,115.20 = 151,252.33 : x
  2. Step 2: Convert to fraction form
    375,889.99/564,115.20 = 151,252.33/x
  3. Step 3: Cross multiply
    375,889.99x = 564,115.20 × 151,252.33
  4. Step 4: Simplify right side
    375,889.99x = 85,323,738,388.42
  5. Step 5: Solve for x
    x = 85,323,738,388.42/375,889.99
  6. Step 6: Final answer
    x = 226,991.25

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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.