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Finding the Third Proportional to 235,109.50 and 352,117.50

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Solution

The third proportional to 235,109.50 and 352,117.50 is: 527,357.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,109.50 : 352,117.50 = 352,117.50 : x
  2. Step 2: Convert to fraction form
    235,109.50/352,117.50 = 352,117.50/x
  3. Step 3: Cross multiply
    235,109.50x = 352,117.50 × 352,117.50
  4. Step 4: Simplify right side
    235,109.50x = 123,986,733,806.25
  5. Step 5: Solve for x
    x = 123,986,733,806.25/235,109.50
  6. Step 6: Final answer
    x = 527,357.40

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.