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Finding the Third Proportional to 607,223.25 and 891,131.63

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Solution

The third proportional to 607,223.25 and 891,131.63 is: 1,307,781.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    607,223.25 : 891,131.63 = 891,131.63 : x
  2. Step 2: Convert to fraction form
    607,223.25/891,131.63 = 891,131.63/x
  3. Step 3: Cross multiply
    607,223.25x = 891,131.63 × 891,131.63
  4. Step 4: Simplify right side
    607,223.25x = 794,115,573,075.14
  5. Step 5: Solve for x
    x = 794,115,573,075.14/607,223.25
  6. Step 6: Final answer
    x = 1,307,781.90

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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.