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Finding the Fourth Proportional to 449,041.51, 672,979.06 and 182,491.84

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Solution

The fourth proportional to 449,041.51, 672,979.06 and 182,491.84 is: 273,500.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    449,041.51 : 672,979.06 = 182,491.84 : x
  2. Step 2: Convert to fraction form
    449,041.51/672,979.06 = 182,491.84/x
  3. Step 3: Cross multiply
    449,041.51x = 672,979.06 × 182,491.84
  4. Step 4: Simplify right side
    449,041.51x = 122,813,186,940.87
  5. Step 5: Solve for x
    x = 122,813,186,940.87/449,041.51
  6. Step 6: Final answer
    x = 273,500.74

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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.