Home / 495,274.68-683,475.30-268,921.80

Finding the Fourth Proportional to 495,274.68, 683,475.30 and 268,921.80

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Solution

The fourth proportional to 495,274.68, 683,475.30 and 268,921.80 is: 371,110.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    495,274.68 : 683,475.30 = 268,921.80 : x
  2. Step 2: Convert to fraction form
    495,274.68/683,475.30 = 268,921.80/x
  3. Step 3: Cross multiply
    495,274.68x = 683,475.30 × 268,921.80
  4. Step 4: Simplify right side
    495,274.68x = 183,801,407,931.54
  5. Step 5: Solve for x
    x = 183,801,407,931.54/495,274.68
  6. Step 6: Final answer
    x = 371,110.04

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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.