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Finding the Third Proportional to 239,426.30 and 357,063.19

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Solution

The third proportional to 239,426.30 and 357,063.19 is: 532,498.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,426.30 : 357,063.19 = 357,063.19 : x
  2. Step 2: Convert to fraction form
    239,426.30/357,063.19 = 357,063.19/x
  3. Step 3: Cross multiply
    239,426.30x = 357,063.19 × 357,063.19
  4. Step 4: Simplify right side
    239,426.30x = 127,494,119,867.66
  5. Step 5: Solve for x
    x = 127,494,119,867.66/239,426.30
  6. Step 6: Final answer
    x = 532,498.40

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.