Home / 762,640.16-1,050,423.11-568,425.47

Finding the Fourth Proportional to 762,640.16, 1,050,423.11 and 568,425.47

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Solution

The fourth proportional to 762,640.16, 1,050,423.11 and 568,425.47 is: 782,921.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    762,640.16 : 1,050,423.11 = 568,425.47 : x
  2. Step 2: Convert to fraction form
    762,640.16/1,050,423.11 = 568,425.47/x
  3. Step 3: Cross multiply
    762,640.16x = 1,050,423.11 × 568,425.47
  4. Step 4: Simplify right side
    762,640.16x = 597,087,241,906.37
  5. Step 5: Solve for x
    x = 597,087,241,906.37/762,640.16
  6. Step 6: Final answer
    x = 782,921.33

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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.