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Finding the Fourth Proportional to 259,352.36, 357,934.66 and 150,480.60

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Solution

The fourth proportional to 259,352.36, 357,934.66 and 150,480.60 is: 207,679.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    259,352.36 : 357,934.66 = 150,480.60 : x
  2. Step 2: Convert to fraction form
    259,352.36/357,934.66 = 150,480.60/x
  3. Step 3: Cross multiply
    259,352.36x = 357,934.66 × 150,480.60
  4. Step 4: Simplify right side
    259,352.36x = 53,862,222,397.60
  5. Step 5: Solve for x
    x = 53,862,222,397.60/259,352.36
  6. Step 6: Final answer
    x = 207,679.71

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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.