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Finding the Third Proportional to 393,264.84 and 607,282.59

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Solution

The third proportional to 393,264.84 and 607,282.59 is: 937,770.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    393,264.84 : 607,282.59 = 607,282.59 : x
  2. Step 2: Convert to fraction form
    393,264.84/607,282.59 = 607,282.59/x
  3. Step 3: Cross multiply
    393,264.84x = 607,282.59 × 607,282.59
  4. Step 4: Simplify right side
    393,264.84x = 368,792,148,671.73
  5. Step 5: Solve for x
    x = 368,792,148,671.73/393,264.84
  6. Step 6: Final answer
    x = 937,770.45

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Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.