Home / 495,051.22-683,152.41-268,691.86

Finding the Fourth Proportional to 495,051.22, 683,152.41 and 268,691.86

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Solution

The fourth proportional to 495,051.22, 683,152.41 and 268,691.86 is: 370,784.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    495,051.22 : 683,152.41 = 268,691.86 : x
  2. Step 2: Convert to fraction form
    495,051.22/683,152.41 = 268,691.86/x
  3. Step 3: Cross multiply
    495,051.22x = 683,152.41 × 268,691.86
  4. Step 4: Simplify right side
    495,051.22x = 183,557,491,706.38
  5. Step 5: Solve for x
    x = 183,557,491,706.38/495,051.22
  6. Step 6: Final answer
    x = 370,784.85

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1.5x scale

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.