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Finding the Fourth Proportional to 304,381.31, 456,592.00 and 79,747.25

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Solution

The fourth proportional to 304,381.31, 456,592.00 and 79,747.25 is: 119,626.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    304,381.31 : 456,592.00 = 79,747.25 : x
  2. Step 2: Convert to fraction form
    304,381.31/456,592.00 = 79,747.25/x
  3. Step 3: Cross multiply
    304,381.31x = 456,592.00 × 79,747.25
  4. Step 4: Simplify right side
    304,381.31x = 36,411,953,889.67
  5. Step 5: Solve for x
    x = 36,411,953,889.67/304,381.31
  6. Step 6: Final answer
    x = 119,626.12

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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.