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Finding the Third Proportional to 388,765.13 and 608,527.13

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Solution

The third proportional to 388,765.13 and 608,527.13 is: 952,516.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    388,765.13 : 608,527.13 = 608,527.13 : x
  2. Step 2: Convert to fraction form
    388,765.13/608,527.13 = 608,527.13/x
  3. Step 3: Cross multiply
    388,765.13x = 608,527.13 × 608,527.13
  4. Step 4: Simplify right side
    388,765.13x = 370,305,261,860.77
  5. Step 5: Solve for x
    x = 370,305,261,860.77/388,765.13
  6. Step 6: Final answer
    x = 952,516.67

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Why These Related Problems?

These problems maintain the same ratio (1.57) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.