Home / 495,871.12-684,306.66-269,517.16

Finding the Fourth Proportional to 495,871.12, 684,306.66 and 269,517.16

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Solution

The fourth proportional to 495,871.12, 684,306.66 and 269,517.16 is: 371,936.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    495,871.12 : 684,306.66 = 269,517.16 : x
  2. Step 2: Convert to fraction form
    495,871.12/684,306.66 = 269,517.16/x
  3. Step 3: Cross multiply
    495,871.12x = 684,306.66 × 269,517.16
  4. Step 4: Simplify right side
    495,871.12x = 184,432,387,572.29
  5. Step 5: Solve for x
    x = 184,432,387,572.29/495,871.12
  6. Step 6: Final answer
    x = 371,936.13

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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.