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Finding the Third Proportional to 311,935.50 and 495,848.25

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Solution

The third proportional to 311,935.50 and 495,848.25 is: 788,193.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    311,935.50 : 495,848.25 = 495,848.25 : x
  2. Step 2: Convert to fraction form
    311,935.50/495,848.25 = 495,848.25/x
  3. Step 3: Cross multiply
    311,935.50x = 495,848.25 × 495,848.25
  4. Step 4: Simplify right side
    311,935.50x = 245,865,487,028.06
  5. Step 5: Solve for x
    x = 245,865,487,028.06/311,935.50
  6. Step 6: Final answer
    x = 788,193.35

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Why These Related Problems?

These problems maintain the same ratio (1.59) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.