Home / 979,632.80-1,467,634.80-557,655.20

Finding the Fourth Proportional to 979,632.80, 1,467,634.80 and 557,655.20

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Solution

The fourth proportional to 979,632.80, 1,467,634.80 and 557,655.20 is: 835,449.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    979,632.80 : 1,467,634.80 = 557,655.20 : x
  2. Step 2: Convert to fraction form
    979,632.80/1,467,634.80 = 557,655.20/x
  3. Step 3: Cross multiply
    979,632.80x = 1,467,634.80 × 557,655.20
  4. Step 4: Simplify right side
    979,632.80x = 818,434,177,920.96
  5. Step 5: Solve for x
    x = 818,434,177,920.96/979,632.80
  6. Step 6: Final answer
    x = 835,449.95

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Similar ratio
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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.