Home / 842,818.88-1,264,229.36-344,182.88

Finding the Fourth Proportional to 842,818.88, 1,264,229.36 and 344,182.88

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Solution

The fourth proportional to 842,818.88, 1,264,229.36 and 344,182.88 is: 516,274.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    842,818.88 : 1,264,229.36 = 344,182.88 : x
  2. Step 2: Convert to fraction form
    842,818.88/1,264,229.36 = 344,182.88/x
  3. Step 3: Cross multiply
    842,818.88x = 1,264,229.36 × 344,182.88
  4. Step 4: Simplify right side
    842,818.88x = 435,126,102,105.36
  5. Step 5: Solve for x
    x = 435,126,102,105.36/842,818.88
  6. Step 6: Final answer
    x = 516,274.74

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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.