Home / 676,644.42-933,769.28-370,732.41

Finding the Fourth Proportional to 676,644.42, 933,769.28 and 370,732.41

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Solution

The fourth proportional to 676,644.42, 933,769.28 and 370,732.41 is: 511,610.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    676,644.42 : 933,769.28 = 370,732.41 : x
  2. Step 2: Convert to fraction form
    676,644.42/933,769.28 = 370,732.41/x
  3. Step 3: Cross multiply
    676,644.42x = 933,769.28 × 370,732.41
  4. Step 4: Simplify right side
    676,644.42x = 346,178,530,203.07
  5. Step 5: Solve for x
    x = 346,178,530,203.07/676,644.42
  6. Step 6: Final answer
    x = 511,610.71

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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.