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Finding the Fourth Proportional to 496,576.49, 744,938.84 and 230,363.91

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Solution

The fourth proportional to 496,576.49, 744,938.84 and 230,363.91 is: 345,580.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    496,576.49 : 744,938.84 = 230,363.91 : x
  2. Step 2: Convert to fraction form
    496,576.49/744,938.84 = 230,363.91/x
  3. Step 3: Cross multiply
    496,576.49x = 744,938.84 × 230,363.91
  4. Step 4: Simplify right side
    496,576.49x = 171,607,024,469.17
  5. Step 5: Solve for x
    x = 171,607,024,469.17/496,576.49
  6. Step 6: Final answer
    x = 345,580.25

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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.