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Finding the Fourth Proportional to 479,329.53, 718,897.70 and 175,620.24

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Solution

The fourth proportional to 479,329.53, 718,897.70 and 175,620.24 is: 263,394.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    479,329.53 : 718,897.70 = 175,620.24 : x
  2. Step 2: Convert to fraction form
    479,329.53/718,897.70 = 175,620.24/x
  3. Step 3: Cross multiply
    479,329.53x = 718,897.70 × 175,620.24
  4. Step 4: Simplify right side
    479,329.53x = 126,252,985,731.35
  5. Step 5: Solve for x
    x = 126,252,985,731.35/479,329.53
  6. Step 6: Final answer
    x = 263,394.97

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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.