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Finding the Fourth Proportional to 479,752.79, 662,046.21 and 264,888.23

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Solution

The fourth proportional to 479,752.79, 662,046.21 and 264,888.23 is: 365,538.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    479,752.79 : 662,046.21 = 264,888.23 : x
  2. Step 2: Convert to fraction form
    479,752.79/662,046.21 = 264,888.23/x
  3. Step 3: Cross multiply
    479,752.79x = 662,046.21 × 264,888.23
  4. Step 4: Simplify right side
    479,752.79x = 175,368,245,434.88
  5. Step 5: Solve for x
    x = 175,368,245,434.88/479,752.79
  6. Step 6: Final answer
    x = 365,538.78

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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.