Home / 792,718.38-1,188,571.86-522,534.78

Finding the Fourth Proportional to 792,718.38, 1,188,571.86 and 522,534.78

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Solution

The fourth proportional to 792,718.38, 1,188,571.86 and 522,534.78 is: 783,468.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    792,718.38 : 1,188,571.86 = 522,534.78 : x
  2. Step 2: Convert to fraction form
    792,718.38/1,188,571.86 = 522,534.78/x
  3. Step 3: Cross multiply
    792,718.38x = 1,188,571.86 × 522,534.78
  4. Step 4: Simplify right side
    792,718.38x = 621,070,135,379.29
  5. Step 5: Solve for x
    x = 621,070,135,379.29/792,718.38
  6. Step 6: Final answer
    x = 783,468.82

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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.