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Finding the Fourth Proportional to 264,517.45, 365,033.99 and 143,658.77

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Solution

The fourth proportional to 264,517.45, 365,033.99 and 143,658.77 is: 198,249.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    264,517.45 : 365,033.99 = 143,658.77 : x
  2. Step 2: Convert to fraction form
    264,517.45/365,033.99 = 143,658.77/x
  3. Step 3: Cross multiply
    264,517.45x = 365,033.99 × 143,658.77
  4. Step 4: Simplify right side
    264,517.45x = 52,440,332,545.57
  5. Step 5: Solve for x
    x = 52,440,332,545.57/264,517.45
  6. Step 6: Final answer
    x = 198,249.05

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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.