Home / 341,377.39-471,065.07-188,412.76

Finding the Fourth Proportional to 341,377.39, 471,065.07 and 188,412.76

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Solution

The fourth proportional to 341,377.39, 471,065.07 and 188,412.76 is: 259,989.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,377.39 : 471,065.07 = 188,412.76 : x
  2. Step 2: Convert to fraction form
    341,377.39/471,065.07 = 188,412.76/x
  3. Step 3: Cross multiply
    341,377.39x = 471,065.07 × 188,412.76
  4. Step 4: Simplify right side
    341,377.39x = 88,754,669,978.29
  5. Step 5: Solve for x
    x = 88,754,669,978.29/341,377.39
  6. Step 6: Final answer
    x = 259,989.89

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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.