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Finding the Fourth Proportional to 544,070.72, 815,882.12 and 236,342.41

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Solution

The fourth proportional to 544,070.72, 815,882.12 and 236,342.41 is: 354,416.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    544,070.72 : 815,882.12 = 236,342.41 : x
  2. Step 2: Convert to fraction form
    544,070.72/815,882.12 = 236,342.41/x
  3. Step 3: Cross multiply
    544,070.72x = 815,882.12 × 236,342.41
  4. Step 4: Simplify right side
    544,070.72x = 192,827,544,181.58
  5. Step 5: Solve for x
    x = 192,827,544,181.58/544,070.72
  6. Step 6: Final answer
    x = 354,416.32

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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.