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Finding the Fourth Proportional to 366,895.80, 550,343.70 and 240,924.60

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Solution

The fourth proportional to 366,895.80, 550,343.70 and 240,924.60 is: 361,386.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,895.80 : 550,343.70 = 240,924.60 : x
  2. Step 2: Convert to fraction form
    366,895.80/550,343.70 = 240,924.60/x
  3. Step 3: Cross multiply
    366,895.80x = 550,343.70 × 240,924.60
  4. Step 4: Simplify right side
    366,895.80x = 132,591,335,785.02
  5. Step 5: Solve for x
    x = 132,591,335,785.02/366,895.80
  6. Step 6: Final answer
    x = 361,386.90

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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.