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Finding the Fourth Proportional to 240,581.58, 360,153.38 and 145,524.09

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Solution

The fourth proportional to 240,581.58, 360,153.38 and 145,524.09 is: 217,851.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,581.58 : 360,153.38 = 145,524.09 : x
  2. Step 2: Convert to fraction form
    240,581.58/360,153.38 = 145,524.09/x
  3. Step 3: Cross multiply
    240,581.58x = 360,153.38 × 145,524.09
  4. Step 4: Simplify right side
    240,581.58x = 52,410,990,356.54
  5. Step 5: Solve for x
    x = 52,410,990,356.54/240,581.58
  6. Step 6: Final answer
    x = 217,851.22

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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.