Home / 245,486.20-338,330.52-181,713.28

Finding the Fourth Proportional to 245,486.20, 338,330.52 and 181,713.28

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Solution

The fourth proportional to 245,486.20, 338,330.52 and 181,713.28 is: 250,438.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    245,486.20 : 338,330.52 = 181,713.28 : x
  2. Step 2: Convert to fraction form
    245,486.20/338,330.52 = 181,713.28/x
  3. Step 3: Cross multiply
    245,486.20x = 338,330.52 × 181,713.28
  4. Step 4: Simplify right side
    245,486.20x = 61,479,148,513.31
  5. Step 5: Solve for x
    x = 61,479,148,513.31/245,486.20
  6. Step 6: Final answer
    x = 250,438.31

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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.