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Finding the Third Proportional to 200,124.50 and 433,465

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Solution

The third proportional to 200,124.50 and 433,465 is: 938,875.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,124.50 : 433,465 = 433,465 : x
  2. Step 2: Convert to fraction form
    200,124.50/433,465 = 433,465/x
  3. Step 3: Cross multiply
    200,124.50x = 433,465 × 433,465
  4. Step 4: Simplify right side
    200,124.50x = 187,891,906,225
  5. Step 5: Solve for x
    x = 187,891,906,225/200,124.50
  6. Step 6: Final answer
    x = 938,875.08

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.