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Finding the Third Proportional to 425.04 and 907.03

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Solution

The third proportional to 425.04 and 907.03 is: 1,935.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    425.04 : 907.03 = 907.03 : x
  2. Step 2: Convert to fraction form
    425.04/907.03 = 907.03/x
  3. Step 3: Cross multiply
    425.04x = 907.03 × 907.03
  4. Step 4: Simplify right side
    425.04x = 822,705.69
  5. Step 5: Solve for x
    x = 822,705.69/425.04
  6. Step 6: Final answer
    x = 1,935.60

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Why These Related Problems?

These problems maintain the same ratio (2.13) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.