Home / 676,747.56-933,911.83-370,821.44

Finding the Fourth Proportional to 676,747.56, 933,911.83 and 370,821.44

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Solution

The fourth proportional to 676,747.56, 933,911.83 and 370,821.44 is: 511,733.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    676,747.56 : 933,911.83 = 370,821.44 : x
  2. Step 2: Convert to fraction form
    676,747.56/933,911.83 = 370,821.44/x
  3. Step 3: Cross multiply
    676,747.56x = 933,911.83 × 370,821.44
  4. Step 4: Simplify right side
    676,747.56x = 346,314,530,346.07
  5. Step 5: Solve for x
    x = 346,314,530,346.07/676,747.56
  6. Step 6: Final answer
    x = 511,733.70

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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.