Home / 460,965.86-691,550.35-141,120.15

Finding the Fourth Proportional to 460,965.86, 691,550.35 and 141,120.15

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Solution

The fourth proportional to 460,965.86, 691,550.35 and 141,120.15 is: 211,711.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    460,965.86 : 691,550.35 = 141,120.15 : x
  2. Step 2: Convert to fraction form
    460,965.86/691,550.35 = 141,120.15/x
  3. Step 3: Cross multiply
    460,965.86x = 691,550.35 × 141,120.15
  4. Step 4: Simplify right side
    460,965.86x = 97,591,686,178.44
  5. Step 5: Solve for x
    x = 97,591,686,178.44/460,965.86
  6. Step 6: Final answer
    x = 211,711.31

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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.