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Finding the Fourth Proportional to 259,600.82, 358,218.59 and 150,679.98

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Solution

The fourth proportional to 259,600.82, 358,218.59 and 150,679.98 is: 207,920.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    259,600.82 : 358,218.59 = 150,679.98 : x
  2. Step 2: Convert to fraction form
    259,600.82/358,218.59 = 150,679.98/x
  3. Step 3: Cross multiply
    259,600.82x = 358,218.59 × 150,679.98
  4. Step 4: Simplify right side
    259,600.82x = 53,976,369,223.43
  5. Step 5: Solve for x
    x = 53,976,369,223.43/259,600.82
  6. Step 6: Final answer
    x = 207,920.65

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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.