Home / 701,998.20-1,053,429.30-302,830.20

Finding the Fourth Proportional to 701,998.20, 1,053,429.30 and 302,830.20

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Solution

The fourth proportional to 701,998.20, 1,053,429.30 and 302,830.20 is: 454,431.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    701,998.20 : 1,053,429.30 = 302,830.20 : x
  2. Step 2: Convert to fraction form
    701,998.20/1,053,429.30 = 302,830.20/x
  3. Step 3: Cross multiply
    701,998.20x = 1,053,429.30 × 302,830.20
  4. Step 4: Simplify right side
    701,998.20x = 319,010,205,604.86
  5. Step 5: Solve for x
    x = 319,010,205,604.86/701,998.20
  6. Step 6: Final answer
    x = 454,431.66

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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.