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Finding the Third Proportional to 295,292.25 and 458,107.88

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Solution

The third proportional to 295,292.25 and 458,107.88 is: 710,695.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,292.25 : 458,107.88 = 458,107.88 : x
  2. Step 2: Convert to fraction form
    295,292.25/458,107.88 = 458,107.88/x
  3. Step 3: Cross multiply
    295,292.25x = 458,107.88 × 458,107.88
  4. Step 4: Simplify right side
    295,292.25x = 209,862,825,137.02
  5. Step 5: Solve for x
    x = 209,862,825,137.02/295,292.25
  6. Step 6: Final answer
    x = 710,695.34

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.