Home / 875,988.27-1,208,854.53-494,006.85

Finding the Fourth Proportional to 875,988.27, 1,208,854.53 and 494,006.85

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Solution

The fourth proportional to 875,988.27, 1,208,854.53 and 494,006.85 is: 681,724.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    875,988.27 : 1,208,854.53 = 494,006.85 : x
  2. Step 2: Convert to fraction form
    875,988.27/1,208,854.53 = 494,006.85/x
  3. Step 3: Cross multiply
    875,988.27x = 1,208,854.53 × 494,006.85
  4. Step 4: Simplify right side
    875,988.27x = 597,182,418,473.53
  5. Step 5: Solve for x
    x = 597,182,418,473.53/875,988.27
  6. Step 6: Final answer
    x = 681,724.22

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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.