Home / 994,211.80-1,491,317.70-363,578.20

Finding the Fourth Proportional to 994,211.80, 1,491,317.70 and 363,578.20

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Solution

The fourth proportional to 994,211.80, 1,491,317.70 and 363,578.20 is: 545,367.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    994,211.80 : 1,491,317.70 = 363,578.20 : x
  2. Step 2: Convert to fraction form
    994,211.80/1,491,317.70 = 363,578.20/x
  3. Step 3: Cross multiply
    994,211.80x = 1,491,317.70 × 363,578.20
  4. Step 4: Simplify right side
    994,211.80x = 542,210,604,994.14
  5. Step 5: Solve for x
    x = 542,210,604,994.14/994,211.80
  6. Step 6: Final answer
    x = 545,367.30

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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.