Home / 495,115.64-683,259-268,761.14

Finding the Fourth Proportional to 495,115.64, 683,259 and 268,761.14

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Solution

The fourth proportional to 495,115.64, 683,259 and 268,761.14 is: 370,890.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    495,115.64 : 683,259 = 268,761.14 : x
  2. Step 2: Convert to fraction form
    495,115.64/683,259 = 268,761.14/x
  3. Step 3: Cross multiply
    495,115.64x = 683,259 × 268,761.14
  4. Step 4: Simplify right side
    495,115.64x = 183,633,467,755.26
  5. Step 5: Solve for x
    x = 183,633,467,755.26/495,115.64
  6. Step 6: Final answer
    x = 370,890.06

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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.