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Finding the Fourth Proportional to 264,535.92, 365,062.25 and 143,679.57

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Solution

The fourth proportional to 264,535.92, 365,062.25 and 143,679.57 is: 198,279.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    264,535.92 : 365,062.25 = 143,679.57 : x
  2. Step 2: Convert to fraction form
    264,535.92/365,062.25 = 143,679.57/x
  3. Step 3: Cross multiply
    264,535.92x = 365,062.25 × 143,679.57
  4. Step 4: Simplify right side
    264,535.92x = 52,451,985,277.92
  5. Step 5: Solve for x
    x = 52,451,985,277.92/264,535.92
  6. Step 6: Final answer
    x = 198,279.26

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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.