Home / 871,793.32-1,203,611.52-691,234.60

Finding the Fourth Proportional to 871,793.32, 1,203,611.52 and 691,234.60

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Solution

The fourth proportional to 871,793.32, 1,203,611.52 and 691,234.60 is: 954,329.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    871,793.32 : 1,203,611.52 = 691,234.60 : x
  2. Step 2: Convert to fraction form
    871,793.32/1,203,611.52 = 691,234.60/x
  3. Step 3: Cross multiply
    871,793.32x = 1,203,611.52 × 691,234.60
  4. Step 4: Simplify right side
    871,793.32x = 831,977,927,582.59
  5. Step 5: Solve for x
    x = 831,977,927,582.59/871,793.32
  6. Step 6: Final answer
    x = 954,329.32

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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.