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Finding the Fourth Proportional to 373,294.85, 559,587.54 and 237,979.09

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Solution

The fourth proportional to 373,294.85, 559,587.54 and 237,979.09 is: 356,742.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    373,294.85 : 559,587.54 = 237,979.09 : x
  2. Step 2: Convert to fraction form
    373,294.85/559,587.54 = 237,979.09/x
  3. Step 3: Cross multiply
    373,294.85x = 559,587.54 × 237,979.09
  4. Step 4: Simplify right side
    373,294.85x = 133,170,133,544.54
  5. Step 5: Solve for x
    x = 133,170,133,544.54/373,294.85
  6. Step 6: Final answer
    x = 356,742.49

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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.