Home / 787,002.33-1,180,371.42-218,441.19

Finding the Fourth Proportional to 787,002.33, 1,180,371.42 and 218,441.19

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Solution

The fourth proportional to 787,002.33, 1,180,371.42 and 218,441.19 is: 327,625.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    787,002.33 : 1,180,371.42 = 218,441.19 : x
  2. Step 2: Convert to fraction form
    787,002.33/1,180,371.42 = 218,441.19/x
  3. Step 3: Cross multiply
    787,002.33x = 1,180,371.42 × 218,441.19
  4. Step 4: Simplify right side
    787,002.33x = 257,841,737,626.79
  5. Step 5: Solve for x
    x = 257,841,737,626.79/787,002.33
  6. Step 6: Final answer
    x = 327,625.13

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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.