Home / 373,864.80-560,732.40-137,085.60

Finding the Fourth Proportional to 373,864.80, 560,732.40 and 137,085.60

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Solution

The fourth proportional to 373,864.80, 560,732.40 and 137,085.60 is: 205,604.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    373,864.80 : 560,732.40 = 137,085.60 : x
  2. Step 2: Convert to fraction form
    373,864.80/560,732.40 = 137,085.60/x
  3. Step 3: Cross multiply
    373,864.80x = 560,732.40 × 137,085.60
  4. Step 4: Simplify right side
    373,864.80x = 76,868,337,493.44
  5. Step 5: Solve for x
    x = 76,868,337,493.44/373,864.80
  6. Step 6: Final answer
    x = 205,604.64

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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.