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Finding the Fourth Proportional to 788,498.10, 1,182,321 and 248,652.54

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Solution

The fourth proportional to 788,498.10, 1,182,321 and 248,652.54 is: 372,844.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    788,498.10 : 1,182,321 = 248,652.54 : x
  2. Step 2: Convert to fraction form
    788,498.10/1,182,321 = 248,652.54/x
  3. Step 3: Cross multiply
    788,498.10x = 1,182,321 × 248,652.54
  4. Step 4: Simplify right side
    788,498.10x = 293,987,119,745.34
  5. Step 5: Solve for x
    x = 293,987,119,745.34/788,498.10
  6. Step 6: Final answer
    x = 372,844.42

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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.