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Finding the Fourth Proportional to 479,525.46, 719,405.03 and 159,676.71

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Solution

The fourth proportional to 479,525.46, 719,405.03 and 159,676.71 is: 239,553.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    479,525.46 : 719,405.03 = 159,676.71 : x
  2. Step 2: Convert to fraction form
    479,525.46/719,405.03 = 159,676.71/x
  3. Step 3: Cross multiply
    479,525.46x = 719,405.03 × 159,676.71
  4. Step 4: Simplify right side
    479,525.46x = 114,872,228,347.85
  5. Step 5: Solve for x
    x = 114,872,228,347.85/479,525.46
  6. Step 6: Final answer
    x = 239,553.97

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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.