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Finding the Fourth Proportional to 296,372.52, 443,999.88 and 146,438.28

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Solution

The fourth proportional to 296,372.52, 443,999.88 and 146,438.28 is: 219,381.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    296,372.52 : 443,999.88 = 146,438.28 : x
  2. Step 2: Convert to fraction form
    296,372.52/443,999.88 = 146,438.28/x
  3. Step 3: Cross multiply
    296,372.52x = 443,999.88 × 146,438.28
  4. Step 4: Simplify right side
    296,372.52x = 65,018,578,747.41
  5. Step 5: Solve for x
    x = 65,018,578,747.41/296,372.52
  6. Step 6: Final answer
    x = 219,381.27

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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.