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Finding the Fourth Proportional to 326,508.27, 450,592.69 and 181,316.49

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Solution

The fourth proportional to 326,508.27, 450,592.69 and 181,316.49 is: 250,223.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    326,508.27 : 450,592.69 = 181,316.49 : x
  2. Step 2: Convert to fraction form
    326,508.27/450,592.69 = 181,316.49/x
  3. Step 3: Cross multiply
    326,508.27x = 450,592.69 × 181,316.49
  4. Step 4: Simplify right side
    326,508.27x = 81,699,884,970.46
  5. Step 5: Solve for x
    x = 81,699,884,970.46/326,508.27
  6. Step 6: Final answer
    x = 250,223.02

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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.