Home / 868,315.28-1,302,354.68-228,565.44

Finding the Fourth Proportional to 868,315.28, 1,302,354.68 and 228,565.44

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Solution

The fourth proportional to 868,315.28, 1,302,354.68 and 228,565.44 is: 342,817.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    868,315.28 : 1,302,354.68 = 228,565.44 : x
  2. Step 2: Convert to fraction form
    868,315.28/1,302,354.68 = 228,565.44/x
  3. Step 3: Cross multiply
    868,315.28x = 1,302,354.68 × 228,565.44
  4. Step 4: Simplify right side
    868,315.28x = 297,673,269,327.43
  5. Step 5: Solve for x
    x = 297,673,269,327.43/868,315.28
  6. Step 6: Final answer
    x = 342,817.04

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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.