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Finding the Third Proportional to 261,700.50 and 575,011.50

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Solution

The third proportional to 261,700.50 and 575,011.50 is: 1,263,422.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    261,700.50 : 575,011.50 = 575,011.50 : x
  2. Step 2: Convert to fraction form
    261,700.50/575,011.50 = 575,011.50/x
  3. Step 3: Cross multiply
    261,700.50x = 575,011.50 × 575,011.50
  4. Step 4: Simplify right side
    261,700.50x = 330,638,225,132.25
  5. Step 5: Solve for x
    x = 330,638,225,132.25/261,700.50
  6. Step 6: Final answer
    x = 1,263,422.21

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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.