Home / 494,934.60-683,009.75-268,580.10

Finding the Fourth Proportional to 494,934.60, 683,009.75 and 268,580.10

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Solution

The fourth proportional to 494,934.60, 683,009.75 and 268,580.10 is: 370,640.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    494,934.60 : 683,009.75 = 268,580.10 : x
  2. Step 2: Convert to fraction form
    494,934.60/683,009.75 = 268,580.10/x
  3. Step 3: Cross multiply
    494,934.60x = 683,009.75 × 268,580.10
  4. Step 4: Simplify right side
    494,934.60x = 183,442,825,613.08
  5. Step 5: Solve for x
    x = 183,442,825,613.08/494,934.60
  6. Step 6: Final answer
    x = 370,640.54

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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.