Home / 871,493.68-1,202,690.48-484,325.41

Finding the Fourth Proportional to 871,493.68, 1,202,690.48 and 484,325.41

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Solution

The fourth proportional to 871,493.68, 1,202,690.48 and 484,325.41 is: 668,385.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    871,493.68 : 1,202,690.48 = 484,325.41 : x
  2. Step 2: Convert to fraction form
    871,493.68/1,202,690.48 = 484,325.41/x
  3. Step 3: Cross multiply
    871,493.68x = 1,202,690.48 × 484,325.41
  4. Step 4: Simplify right side
    871,493.68x = 582,493,559,591.89
  5. Step 5: Solve for x
    x = 582,493,559,591.89/871,493.68
  6. Step 6: Final answer
    x = 668,385.30

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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.