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Finding the Fourth Proportional to 365,520.11, 548,280.16 and 240,831.95

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Solution

The fourth proportional to 365,520.11, 548,280.16 and 240,831.95 is: 361,247.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    365,520.11 : 548,280.16 = 240,831.95 : x
  2. Step 2: Convert to fraction form
    365,520.11/548,280.16 = 240,831.95/x
  3. Step 3: Cross multiply
    365,520.11x = 548,280.16 × 240,831.95
  4. Step 4: Simplify right side
    365,520.11x = 132,043,376,735.63
  5. Step 5: Solve for x
    x = 132,043,376,735.63/365,520.11
  6. Step 6: Final answer
    x = 361,247.92

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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.