Home / 433,139.16-649,819.46-166,828.17

Finding the Fourth Proportional to 433,139.16, 649,819.46 and 166,828.17

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Solution

The fourth proportional to 433,139.16, 649,819.46 and 166,828.17 is: 250,284.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    433,139.16 : 649,819.46 = 166,828.17 : x
  2. Step 2: Convert to fraction form
    433,139.16/649,819.46 = 166,828.17/x
  3. Step 3: Cross multiply
    433,139.16x = 649,819.46 × 166,828.17
  4. Step 4: Simplify right side
    433,139.16x = 108,408,190,508.05
  5. Step 5: Solve for x
    x = 108,408,190,508.05/433,139.16
  6. Step 6: Final answer
    x = 250,284.90

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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.