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Finding the Third Proportional to 530,620.88 and 750,080.25

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Solution

The third proportional to 530,620.88 and 750,080.25 is: 1,060,305.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    530,620.88 : 750,080.25 = 750,080.25 : x
  2. Step 2: Convert to fraction form
    530,620.88/750,080.25 = 750,080.25/x
  3. Step 3: Cross multiply
    530,620.88x = 750,080.25 × 750,080.25
  4. Step 4: Simplify right side
    530,620.88x = 562,620,381,440.06
  5. Step 5: Solve for x
    x = 562,620,381,440.06/530,620.88
  6. Step 6: Final answer
    x = 1,060,305.78

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Why These Related Problems?

These problems maintain the same ratio (1.41) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.