Home / 975,104.88-1,345,103.12-567,160.80

Finding the Fourth Proportional to 975,104.88, 1,345,103.12 and 567,160.80

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Solution

The fourth proportional to 975,104.88, 1,345,103.12 and 567,160.80 is: 782,366.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    975,104.88 : 1,345,103.12 = 567,160.80 : x
  2. Step 2: Convert to fraction form
    975,104.88/1,345,103.12 = 567,160.80/x
  3. Step 3: Cross multiply
    975,104.88x = 1,345,103.12 × 567,160.80
  4. Step 4: Simplify right side
    975,104.88x = 762,889,761,621.70
  5. Step 5: Solve for x
    x = 762,889,761,621.70/975,104.88
  6. Step 6: Final answer
    x = 782,366.88

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Double scale
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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.