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Finding the Fourth Proportional to 375,960.24, 564,057.36 and 123,242.88

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Solution

The fourth proportional to 375,960.24, 564,057.36 and 123,242.88 is: 184,902.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    375,960.24 : 564,057.36 = 123,242.88 : x
  2. Step 2: Convert to fraction form
    375,960.24/564,057.36 = 123,242.88/x
  3. Step 3: Cross multiply
    375,960.24x = 564,057.36 × 123,242.88
  4. Step 4: Simplify right side
    375,960.24x = 69,516,053,531.60
  5. Step 5: Solve for x
    x = 69,516,053,531.60/375,960.24
  6. Step 6: Final answer
    x = 184,902.67

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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.