Home / 495,601.50-743,399.82-140,616.18

Finding the Fourth Proportional to 495,601.50, 743,399.82 and 140,616.18

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Solution

The fourth proportional to 495,601.50, 743,399.82 and 140,616.18 is: 210,923.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    495,601.50 : 743,399.82 = 140,616.18 : x
  2. Step 2: Convert to fraction form
    495,601.50/743,399.82 = 140,616.18/x
  3. Step 3: Cross multiply
    495,601.50x = 743,399.82 × 140,616.18
  4. Step 4: Simplify right side
    495,601.50x = 104,534,042,901.09
  5. Step 5: Solve for x
    x = 104,534,042,901.09/495,601.50
  6. Step 6: Final answer
    x = 210,923.58

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1.5x scale

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.