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Finding the Fourth Proportional to 326,444.84, 450,497.22 and 181,253

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Solution

The fourth proportional to 326,444.84, 450,497.22 and 181,253 is: 250,130.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    326,444.84 : 450,497.22 = 181,253 : x
  2. Step 2: Convert to fraction form
    326,444.84/450,497.22 = 181,253/x
  3. Step 3: Cross multiply
    326,444.84x = 450,497.22 × 181,253
  4. Step 4: Simplify right side
    326,444.84x = 81,653,972,616.66
  5. Step 5: Solve for x
    x = 81,653,972,616.66/326,444.84
  6. Step 6: Final answer
    x = 250,130.99

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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.