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Finding the Fourth Proportional to 365,519.73, 548,279.60 and 240,831.57

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Solution

The fourth proportional to 365,519.73, 548,279.60 and 240,831.57 is: 361,247.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    365,519.73 : 548,279.60 = 240,831.57 : x
  2. Step 2: Convert to fraction form
    365,519.73/548,279.60 = 240,831.57/x
  3. Step 3: Cross multiply
    365,519.73x = 548,279.60 × 240,831.57
  4. Step 4: Simplify right side
    365,519.73x = 132,043,035,662.81
  5. Step 5: Solve for x
    x = 132,043,035,662.81/365,519.73
  6. Step 6: Final answer
    x = 361,247.36

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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.