Home / 722,170.80-1,082,964.60-248,612.40

Finding the Fourth Proportional to 722,170.80, 1,082,964.60 and 248,612.40

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Solution

The fourth proportional to 722,170.80, 1,082,964.60 and 248,612.40 is: 372,818.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    722,170.80 : 1,082,964.60 = 248,612.40 : x
  2. Step 2: Convert to fraction form
    722,170.80/1,082,964.60 = 248,612.40/x
  3. Step 3: Cross multiply
    722,170.80x = 1,082,964.60 × 248,612.40
  4. Step 4: Simplify right side
    722,170.80x = 269,238,428,321.04
  5. Step 5: Solve for x
    x = 269,238,428,321.04/722,170.80
  6. Step 6: Final answer
    x = 372,818.21

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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.