Home / 495,109.64-683,250.72-268,755.14

Finding the Fourth Proportional to 495,109.64, 683,250.72 and 268,755.14

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Solution

The fourth proportional to 495,109.64, 683,250.72 and 268,755.14 is: 370,881.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    495,109.64 : 683,250.72 = 268,755.14 : x
  2. Step 2: Convert to fraction form
    495,109.64/683,250.72 = 268,755.14/x
  3. Step 3: Cross multiply
    495,109.64x = 683,250.72 × 268,755.14
  4. Step 4: Simplify right side
    495,109.64x = 183,627,142,908.70
  5. Step 5: Solve for x
    x = 183,627,142,908.70/495,109.64
  6. Step 6: Final answer
    x = 370,881.78

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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.