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Finding the Fourth Proportional to 549,007.70, 823,511.55 and 194,033.30

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Solution

The fourth proportional to 549,007.70, 823,511.55 and 194,033.30 is: 291,049.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    549,007.70 : 823,511.55 = 194,033.30 : x
  2. Step 2: Convert to fraction form
    549,007.70/823,511.55 = 194,033.30/x
  3. Step 3: Cross multiply
    549,007.70x = 823,511.55 × 194,033.30
  4. Step 4: Simplify right side
    549,007.70x = 159,788,663,634.62
  5. Step 5: Solve for x
    x = 159,788,663,634.62/549,007.70
  6. Step 6: Final answer
    x = 291,049.95

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Similar ratio
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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.