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Finding the Fourth Proportional to 598,508.78, 898,093.64 and 243,772.52

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Solution

The fourth proportional to 598,508.78, 898,093.64 and 243,772.52 is: 365,793.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    598,508.78 : 898,093.64 = 243,772.52 : x
  2. Step 2: Convert to fraction form
    598,508.78/898,093.64 = 243,772.52/x
  3. Step 3: Cross multiply
    598,508.78x = 898,093.64 × 243,772.52
  4. Step 4: Simplify right side
    598,508.78x = 218,930,549,818.77
  5. Step 5: Solve for x
    x = 218,930,549,818.77/598,508.78
  6. Step 6: Final answer
    x = 365,793.38

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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.