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Finding the Third Proportional to 602,912 and 933,128

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Solution

The third proportional to 602,912 and 933,128 is: 1,444,203.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    602,912 : 933,128 = 933,128 : x
  2. Step 2: Convert to fraction form
    602,912/933,128 = 933,128/x
  3. Step 3: Cross multiply
    602,912x = 933,128 × 933,128
  4. Step 4: Simplify right side
    602,912x = 870,727,864,384
  5. Step 5: Solve for x
    x = 870,727,864,384/602,912
  6. Step 6: Final answer
    x = 1,444,203.90

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.