Home / 725,087.52-1,000,890.24-622,701.84

Finding the Fourth Proportional to 725,087.52, 1,000,890.24 and 622,701.84

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Solution

The fourth proportional to 725,087.52, 1,000,890.24 and 622,701.84 is: 859,559.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    725,087.52 : 1,000,890.24 = 622,701.84 : x
  2. Step 2: Convert to fraction form
    725,087.52/1,000,890.24 = 622,701.84/x
  3. Step 3: Cross multiply
    725,087.52x = 1,000,890.24 × 622,701.84
  4. Step 4: Simplify right side
    725,087.52x = 623,256,194,086.04
  5. Step 5: Solve for x
    x = 623,256,194,086.04/725,087.52
  6. Step 6: Final answer
    x = 859,559.95

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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.