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Finding the Third Proportional to 611,038.69 and 897,839.44

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Solution

The third proportional to 611,038.69 and 897,839.44 is: 1,319,254.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    611,038.69 : 897,839.44 = 897,839.44 : x
  2. Step 2: Convert to fraction form
    611,038.69/897,839.44 = 897,839.44/x
  3. Step 3: Cross multiply
    611,038.69x = 897,839.44 × 897,839.44
  4. Step 4: Simplify right side
    611,038.69x = 806,115,655,530.32
  5. Step 5: Solve for x
    x = 806,115,655,530.32/611,038.69
  6. Step 6: Final answer
    x = 1,319,254.69

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Why These Related Problems?

These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.