Home / 495,434.25-683,702.78-269,079.75

Finding the Fourth Proportional to 495,434.25, 683,702.78 and 269,079.75

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Solution

The fourth proportional to 495,434.25, 683,702.78 and 269,079.75 is: 371,331.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    495,434.25 : 683,702.78 = 269,079.75 : x
  2. Step 2: Convert to fraction form
    495,434.25/683,702.78 = 269,079.75/x
  3. Step 3: Cross multiply
    495,434.25x = 683,702.78 × 269,079.75
  4. Step 4: Simplify right side
    495,434.25x = 183,970,571,771.31
  5. Step 5: Solve for x
    x = 183,970,571,771.31/495,434.25
  6. Step 6: Final answer
    x = 371,331.96

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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.