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Finding the Fourth Proportional to 283,574.44, 425,400.54 and 125,799.40

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Solution

The fourth proportional to 283,574.44, 425,400.54 and 125,799.40 is: 188,716.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    283,574.44 : 425,400.54 = 125,799.40 : x
  2. Step 2: Convert to fraction form
    283,574.44/425,400.54 = 125,799.40/x
  3. Step 3: Cross multiply
    283,574.44x = 425,400.54 × 125,799.40
  4. Step 4: Simplify right side
    283,574.44x = 53,515,132,691.68
  5. Step 5: Solve for x
    x = 53,515,132,691.68/283,574.44
  6. Step 6: Final answer
    x = 188,716.35

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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.