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Finding the Third Proportional to 213,090 and 473,473.50

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Solution

The third proportional to 213,090 and 473,473.50 is: 1,052,030.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,090 : 473,473.50 = 473,473.50 : x
  2. Step 2: Convert to fraction form
    213,090/473,473.50 = 473,473.50/x
  3. Step 3: Cross multiply
    213,090x = 473,473.50 × 473,473.50
  4. Step 4: Simplify right side
    213,090x = 224,177,155,202.25
  5. Step 5: Solve for x
    x = 224,177,155,202.25/213,090
  6. Step 6: Final answer
    x = 1,052,030.39

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Why These Related Problems?

These problems maintain the same ratio (2.22) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.