Home / 906,959.66-1,251,566.75-493,498.13

Finding the Fourth Proportional to 906,959.66, 1,251,566.75 and 493,498.13

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Solution

The fourth proportional to 906,959.66, 1,251,566.75 and 493,498.13 is: 681,006.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    906,959.66 : 1,251,566.75 = 493,498.13 : x
  2. Step 2: Convert to fraction form
    906,959.66/1,251,566.75 = 493,498.13/x
  3. Step 3: Cross multiply
    906,959.66x = 1,251,566.75 × 493,498.13
  4. Step 4: Simplify right side
    906,959.66x = 617,645,848,227.69
  5. Step 5: Solve for x
    x = 617,645,848,227.69/906,959.66
  6. Step 6: Final answer
    x = 681,006.97

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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.