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Finding the Fourth Proportional to 479,772.72, 662,096.70 and 264,926.43

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Solution

The fourth proportional to 479,772.72, 662,096.70 and 264,926.43 is: 365,604.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    479,772.72 : 662,096.70 = 264,926.43 : x
  2. Step 2: Convert to fraction form
    479,772.72/662,096.70 = 264,926.43/x
  3. Step 3: Cross multiply
    479,772.72x = 662,096.70 × 264,926.43
  4. Step 4: Simplify right side
    479,772.72x = 175,406,915,045.78
  5. Step 5: Solve for x
    x = 175,406,915,045.78/479,772.72
  6. Step 6: Final answer
    x = 365,604.19

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.