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Finding the Third Proportional to 250,210.13 and 550,225.69

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Solution

The third proportional to 250,210.13 and 550,225.69 is: 1,209,976.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,210.13 : 550,225.69 = 550,225.69 : x
  2. Step 2: Convert to fraction form
    250,210.13/550,225.69 = 550,225.69/x
  3. Step 3: Cross multiply
    250,210.13x = 550,225.69 × 550,225.69
  4. Step 4: Simplify right side
    250,210.13x = 302,748,307,184.85
  5. Step 5: Solve for x
    x = 302,748,307,184.85/250,210.13
  6. Step 6: Final answer
    x = 1,209,976.24

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.