Home / 475,447.27-712,908.46-195,161.35

Finding the Fourth Proportional to 475,447.27, 712,908.46 and 195,161.35

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Solution

The fourth proportional to 475,447.27, 712,908.46 and 195,161.35 is: 292,634.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    475,447.27 : 712,908.46 = 195,161.35 : x
  2. Step 2: Convert to fraction form
    475,447.27/712,908.46 = 195,161.35/x
  3. Step 3: Cross multiply
    475,447.27x = 712,908.46 × 195,161.35
  4. Step 4: Simplify right side
    475,447.27x = 139,132,177,480.02
  5. Step 5: Solve for x
    x = 139,132,177,480.02/475,447.27
  6. Step 6: Final answer
    x = 292,634.30

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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.