Home / 663,360.40-994,821.90-242,581.60

Finding the Fourth Proportional to 663,360.40, 994,821.90 and 242,581.60

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Solution

The fourth proportional to 663,360.40, 994,821.90 and 242,581.60 is: 363,792.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    663,360.40 : 994,821.90 = 242,581.60 : x
  2. Step 2: Convert to fraction form
    663,360.40/994,821.90 = 242,581.60/x
  3. Step 3: Cross multiply
    663,360.40x = 994,821.90 × 242,581.60
  4. Step 4: Simplify right side
    663,360.40x = 241,325,488,217.04
  5. Step 5: Solve for x
    x = 241,325,488,217.04/663,360.40
  6. Step 6: Final answer
    x = 363,792.42

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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.