Home / 325,920.24-488,882.54-126,262.80

Finding the Fourth Proportional to 325,920.24, 488,882.54 and 126,262.80

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Solution

The fourth proportional to 325,920.24, 488,882.54 and 126,262.80 is: 189,395.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    325,920.24 : 488,882.54 = 126,262.80 : x
  2. Step 2: Convert to fraction form
    325,920.24/488,882.54 = 126,262.80/x
  3. Step 3: Cross multiply
    325,920.24x = 488,882.54 × 126,262.80
  4. Step 4: Simplify right side
    325,920.24x = 61,727,678,371.51
  5. Step 5: Solve for x
    x = 61,727,678,371.51/325,920.24
  6. Step 6: Final answer
    x = 189,395.04

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1.5x scale

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.