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Finding the Fourth Proportional to 559,377.59, 838,610.89 and 260,046.95

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Solution

The fourth proportional to 559,377.59, 838,610.89 and 260,046.95 is: 389,858.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    559,377.59 : 838,610.89 = 260,046.95 : x
  2. Step 2: Convert to fraction form
    559,377.59/838,610.89 = 260,046.95/x
  3. Step 3: Cross multiply
    559,377.59x = 838,610.89 × 260,046.95
  4. Step 4: Simplify right side
    559,377.59x = 218,078,204,181.29
  5. Step 5: Solve for x
    x = 218,078,204,181.29/559,377.59
  6. Step 6: Final answer
    x = 389,858.67

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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.