Home / 490,727.13-736,125.69-130,895.97

Finding the Fourth Proportional to 490,727.13, 736,125.69 and 130,895.97

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Solution

The fourth proportional to 490,727.13, 736,125.69 and 130,895.97 is: 196,353.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    490,727.13 : 736,125.69 = 130,895.97 : x
  2. Step 2: Convert to fraction form
    490,727.13/736,125.69 = 130,895.97/x
  3. Step 3: Cross multiply
    490,727.13x = 736,125.69 × 130,895.97
  4. Step 4: Simplify right side
    490,727.13x = 96,355,886,234.47
  5. Step 5: Solve for x
    x = 96,355,886,234.47/490,727.13
  6. Step 6: Final answer
    x = 196,353.29

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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.