Home / 499,800.20-749,739.18-144,819.32

Finding the Fourth Proportional to 499,800.20, 749,739.18 and 144,819.32

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Solution

The fourth proportional to 499,800.20, 749,739.18 and 144,819.32 is: 217,240.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    499,800.20 : 749,739.18 = 144,819.32 : x
  2. Step 2: Convert to fraction form
    499,800.20/749,739.18 = 144,819.32/x
  3. Step 3: Cross multiply
    499,800.20x = 749,739.18 × 144,819.32
  4. Step 4: Simplify right side
    499,800.20x = 108,576,718,224.96
  5. Step 5: Solve for x
    x = 108,576,718,224.96/499,800.20
  6. Step 6: Final answer
    x = 217,240.25

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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.