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Finding the Third Proportional to 514,015.50 and 753,480

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Solution

The third proportional to 514,015.50 and 753,480 is: 1,104,503.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    514,015.50 : 753,480 = 753,480 : x
  2. Step 2: Convert to fraction form
    514,015.50/753,480 = 753,480/x
  3. Step 3: Cross multiply
    514,015.50x = 753,480 × 753,480
  4. Step 4: Simplify right side
    514,015.50x = 567,732,110,400
  5. Step 5: Solve for x
    x = 567,732,110,400/514,015.50
  6. Step 6: Final answer
    x = 1,104,503.87

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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.