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Finding the Fourth Proportional to 459,520.44, 634,044.36 and 268,496.92

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Solution

The fourth proportional to 459,520.44, 634,044.36 and 268,496.92 is: 370,470.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    459,520.44 : 634,044.36 = 268,496.92 : x
  2. Step 2: Convert to fraction form
    459,520.44/634,044.36 = 268,496.92/x
  3. Step 3: Cross multiply
    459,520.44x = 634,044.36 × 268,496.92
  4. Step 4: Simplify right side
    459,520.44x = 170,238,957,803.37
  5. Step 5: Solve for x
    x = 170,238,957,803.37/459,520.44
  6. Step 6: Final answer
    x = 370,470.91

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.