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Finding the Fourth Proportional to 452,499.56, 679,035.46 and 252,951

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Solution

The fourth proportional to 452,499.56, 679,035.46 and 252,951 is: 379,586.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    452,499.56 : 679,035.46 = 252,951 : x
  2. Step 2: Convert to fraction form
    452,499.56/679,035.46 = 252,951/x
  3. Step 3: Cross multiply
    452,499.56x = 679,035.46 × 252,951
  4. Step 4: Simplify right side
    452,499.56x = 171,762,698,642.46
  5. Step 5: Solve for x
    x = 171,762,698,642.46/452,499.56
  6. Step 6: Final answer
    x = 379,586.44

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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.