Home / 414,308.08-571,789.02-253,257.40

Finding the Fourth Proportional to 414,308.08, 571,789.02 and 253,257.40

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Solution

The fourth proportional to 414,308.08, 571,789.02 and 253,257.40 is: 349,522.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    414,308.08 : 571,789.02 = 253,257.40 : x
  2. Step 2: Convert to fraction form
    414,308.08/571,789.02 = 253,257.40/x
  3. Step 3: Cross multiply
    414,308.08x = 571,789.02 × 253,257.40
  4. Step 4: Simplify right side
    414,308.08x = 144,809,800,553.75
  5. Step 5: Solve for x
    x = 144,809,800,553.75/414,308.08
  6. Step 6: Final answer
    x = 349,522.03

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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.