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Finding the Third Proportional to 455,277 and 655,798.50

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Solution

The third proportional to 455,277 and 655,798.50 is: 944,637.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    455,277 : 655,798.50 = 655,798.50 : x
  2. Step 2: Convert to fraction form
    455,277/655,798.50 = 655,798.50/x
  3. Step 3: Cross multiply
    455,277x = 655,798.50 × 655,798.50
  4. Step 4: Simplify right side
    455,277x = 430,071,672,602.25
  5. Step 5: Solve for x
    x = 430,071,672,602.25/455,277
  6. Step 6: Final answer
    x = 944,637.38

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Why These Related Problems?

These problems maintain the same ratio (1.44) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.