Home / 479,778.26-719,916.45-195,677.24

Finding the Fourth Proportional to 479,778.26, 719,916.45 and 195,677.24

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Solution

The fourth proportional to 479,778.26, 719,916.45 and 195,677.24 is: 293,617.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    479,778.26 : 719,916.45 = 195,677.24 : x
  2. Step 2: Convert to fraction form
    479,778.26/719,916.45 = 195,677.24/x
  3. Step 3: Cross multiply
    479,778.26x = 719,916.45 × 195,677.24
  4. Step 4: Simplify right side
    479,778.26x = 140,871,260,367.02
  5. Step 5: Solve for x
    x = 140,871,260,367.02/479,778.26
  6. Step 6: Final answer
    x = 293,617.43

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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.