Home / 888,129.07-1,225,617.25-480,229.94

Finding the Fourth Proportional to 888,129.07, 1,225,617.25 and 480,229.94

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Solution

The fourth proportional to 888,129.07, 1,225,617.25 and 480,229.94 is: 662,716.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    888,129.07 : 1,225,617.25 = 480,229.94 : x
  2. Step 2: Convert to fraction form
    888,129.07/1,225,617.25 = 480,229.94/x
  3. Step 3: Cross multiply
    888,129.07x = 1,225,617.25 × 480,229.94
  4. Step 4: Simplify right side
    888,129.07x = 588,578,092,302.38
  5. Step 5: Solve for x
    x = 588,578,092,302.38/888,129.07
  6. Step 6: Final answer
    x = 662,716.84

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.