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Finding the Fourth Proportional to 240,717.60, 361,076.40 and 202,226.40

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Solution

The fourth proportional to 240,717.60, 361,076.40 and 202,226.40 is: 303,339.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,717.60 : 361,076.40 = 202,226.40 : x
  2. Step 2: Convert to fraction form
    240,717.60/361,076.40 = 202,226.40/x
  3. Step 3: Cross multiply
    240,717.60x = 361,076.40 × 202,226.40
  4. Step 4: Simplify right side
    240,717.60x = 73,019,180,496.96
  5. Step 5: Solve for x
    x = 73,019,180,496.96/240,717.60
  6. Step 6: Final answer
    x = 303,339.60

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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.