Home / 495,870.12-684,305.28-269,516.16

Finding the Fourth Proportional to 495,870.12, 684,305.28 and 269,516.16

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Solution

The fourth proportional to 495,870.12, 684,305.28 and 269,516.16 is: 371,934.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    495,870.12 : 684,305.28 = 269,516.16 : x
  2. Step 2: Convert to fraction form
    495,870.12/684,305.28 = 269,516.16/x
  3. Step 3: Cross multiply
    495,870.12x = 684,305.28 × 269,516.16
  4. Step 4: Simplify right side
    495,870.12x = 184,431,331,333.33
  5. Step 5: Solve for x
    x = 184,431,331,333.33/495,870.12
  6. Step 6: Final answer
    x = 371,934.75

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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.