Home / 495,979.80-684,433.08-269,625.30

Finding the Fourth Proportional to 495,979.80, 684,433.08 and 269,625.30

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Solution

The fourth proportional to 495,979.80, 684,433.08 and 269,625.30 is: 372,072.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    495,979.80 : 684,433.08 = 269,625.30 : x
  2. Step 2: Convert to fraction form
    495,979.80/684,433.08 = 269,625.30/x
  3. Step 3: Cross multiply
    495,979.80x = 684,433.08 × 269,625.30
  4. Step 4: Simplify right side
    495,979.80x = 184,540,474,524.92
  5. Step 5: Solve for x
    x = 184,540,474,524.92/495,979.80
  6. Step 6: Final answer
    x = 372,072.56

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.