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Finding the Third Proportional to 248,539.13 and 388,801.13

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Solution

The third proportional to 248,539.13 and 388,801.13 is: 608,219.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,539.13 : 388,801.13 = 388,801.13 : x
  2. Step 2: Convert to fraction form
    248,539.13/388,801.13 = 388,801.13/x
  3. Step 3: Cross multiply
    248,539.13x = 388,801.13 × 388,801.13
  4. Step 4: Simplify right side
    248,539.13x = 151,166,314,801.27
  5. Step 5: Solve for x
    x = 151,166,314,801.27/248,539.13
  6. Step 6: Final answer
    x = 608,219.39

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Why These Related Problems?

These problems maintain the same ratio (1.56) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.