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Finding the Fourth Proportional to 479,505.46, 661,714.27 and 264,645.52

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Solution

The fourth proportional to 479,505.46, 661,714.27 and 264,645.52 is: 365,209.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    479,505.46 : 661,714.27 = 264,645.52 : x
  2. Step 2: Convert to fraction form
    479,505.46/661,714.27 = 264,645.52/x
  3. Step 3: Cross multiply
    479,505.46x = 661,714.27 × 264,645.52
  4. Step 4: Simplify right side
    479,505.46x = 175,119,715,131.69
  5. Step 5: Solve for x
    x = 175,119,715,131.69/479,505.46
  6. Step 6: Final answer
    x = 365,209.01

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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.