Home / 1,107,231.20-1,660,846.80-359,277.20

Finding the Fourth Proportional to 1,107,231.20, 1,660,846.80 and 359,277.20

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Solution

The fourth proportional to 1,107,231.20, 1,660,846.80 and 359,277.20 is: 538,915.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,107,231.20 : 1,660,846.80 = 359,277.20 : x
  2. Step 2: Convert to fraction form
    1,107,231.20/1,660,846.80 = 359,277.20/x
  3. Step 3: Cross multiply
    1,107,231.20x = 1,660,846.80 × 359,277.20
  4. Step 4: Simplify right side
    1,107,231.20x = 596,704,387,932.96
  5. Step 5: Solve for x
    x = 596,704,387,932.96/1,107,231.20
  6. Step 6: Final answer
    x = 538,915.80

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Similar ratio
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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.