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Finding the Fourth Proportional to 502,300.40, 753,554.40 and 165,361.26

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Solution

The fourth proportional to 502,300.40, 753,554.40 and 165,361.26 is: 248,076.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    502,300.40 : 753,554.40 = 165,361.26 : x
  2. Step 2: Convert to fraction form
    502,300.40/753,554.40 = 165,361.26/x
  3. Step 3: Cross multiply
    502,300.40x = 753,554.40 × 165,361.26
  4. Step 4: Simplify right side
    502,300.40x = 124,608,705,062.54
  5. Step 5: Solve for x
    x = 124,608,705,062.54/502,300.40
  6. Step 6: Final answer
    x = 248,076.06

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.