Home / 662,388.84-993,442.32-188,947.08

Finding the Fourth Proportional to 662,388.84, 993,442.32 and 188,947.08

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Solution

The fourth proportional to 662,388.84, 993,442.32 and 188,947.08 is: 283,380.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    662,388.84 : 993,442.32 = 188,947.08 : x
  2. Step 2: Convert to fraction form
    662,388.84/993,442.32 = 188,947.08/x
  3. Step 3: Cross multiply
    662,388.84x = 993,442.32 × 188,947.08
  4. Step 4: Simplify right side
    662,388.84x = 187,708,025,512.43
  5. Step 5: Solve for x
    x = 187,708,025,512.43/662,388.84
  6. Step 6: Final answer
    x = 283,380.42

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.