Home / 871,093.40-1,199,328.19-743,255.96

Finding the Fourth Proportional to 871,093.40, 1,199,328.19 and 743,255.96

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Solution

The fourth proportional to 871,093.40, 1,199,328.19 and 743,255.96 is: 1,023,320.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    871,093.40 : 1,199,328.19 = 743,255.96 : x
  2. Step 2: Convert to fraction form
    871,093.40/1,199,328.19 = 743,255.96/x
  3. Step 3: Cross multiply
    871,093.40x = 1,199,328.19 × 743,255.96
  4. Step 4: Simplify right side
    871,093.40x = 891,407,817,358.73
  5. Step 5: Solve for x
    x = 891,407,817,358.73/871,093.40
  6. Step 6: Final answer
    x = 1,023,320.60

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.