Home / 495,433.40-743,063.70-179,727.80

Finding the Fourth Proportional to 495,433.40, 743,063.70 and 179,727.80

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Solution

The fourth proportional to 495,433.40, 743,063.70 and 179,727.80 is: 269,560.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    495,433.40 : 743,063.70 = 179,727.80 : x
  2. Step 2: Convert to fraction form
    495,433.40/743,063.70 = 179,727.80/x
  3. Step 3: Cross multiply
    495,433.40x = 743,063.70 × 179,727.80
  4. Step 4: Simplify right side
    495,433.40x = 133,549,204,060.86
  5. Step 5: Solve for x
    x = 133,549,204,060.86/495,433.40
  6. Step 6: Final answer
    x = 269,560.36

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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.