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Finding the Third Proportional to 107,428 and 233,312

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Solution

The third proportional to 107,428 and 233,312 is: 506,706.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,428 : 233,312 = 233,312 : x
  2. Step 2: Convert to fraction form
    107,428/233,312 = 233,312/x
  3. Step 3: Cross multiply
    107,428x = 233,312 × 233,312
  4. Step 4: Simplify right side
    107,428x = 54,434,489,344
  5. Step 5: Solve for x
    x = 54,434,489,344/107,428
  6. Step 6: Final answer
    x = 506,706.72

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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.