Home / 245,584.28-338,723.62-216,853.25

Finding the Fourth Proportional to 245,584.28, 338,723.62 and 216,853.25

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Solution

The fourth proportional to 245,584.28, 338,723.62 and 216,853.25 is: 299,096.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    245,584.28 : 338,723.62 = 216,853.25 : x
  2. Step 2: Convert to fraction form
    245,584.28/338,723.62 = 216,853.25/x
  3. Step 3: Cross multiply
    245,584.28x = 338,723.62 × 216,853.25
  4. Step 4: Simplify right side
    245,584.28x = 73,453,316,036.42
  5. Step 5: Solve for x
    x = 73,453,316,036.42/245,584.28
  6. Step 6: Final answer
    x = 299,096.17

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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.