Home / 994,625.80-1,491,938.70-363,992.20

Finding the Fourth Proportional to 994,625.80, 1,491,938.70 and 363,992.20

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Solution

The fourth proportional to 994,625.80, 1,491,938.70 and 363,992.20 is: 545,988.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    994,625.80 : 1,491,938.70 = 363,992.20 : x
  2. Step 2: Convert to fraction form
    994,625.80/1,491,938.70 = 363,992.20/x
  3. Step 3: Cross multiply
    994,625.80x = 1,491,938.70 × 363,992.20
  4. Step 4: Simplify right side
    994,625.80x = 543,054,049,678.14
  5. Step 5: Solve for x
    x = 543,054,049,678.14/994,625.80
  6. Step 6: Final answer
    x = 545,988.30

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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.