Home / 495,499.68-683,789.04-269,143.56

Finding the Fourth Proportional to 495,499.68, 683,789.04 and 269,143.56

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Solution

The fourth proportional to 495,499.68, 683,789.04 and 269,143.56 is: 371,417.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    495,499.68 : 683,789.04 = 269,143.56 : x
  2. Step 2: Convert to fraction form
    495,499.68/683,789.04 = 269,143.56/x
  3. Step 3: Cross multiply
    495,499.68x = 683,789.04 × 269,143.56
  4. Step 4: Simplify right side
    495,499.68x = 184,037,416,514.58
  5. Step 5: Solve for x
    x = 184,037,416,514.58/495,499.68
  6. Step 6: Final answer
    x = 371,417.83

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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.