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Finding the Fourth Proportional to 326,793.69, 450,948.33 and 181,603.76

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Solution

The fourth proportional to 326,793.69, 450,948.33 and 181,603.76 is: 250,598.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    326,793.69 : 450,948.33 = 181,603.76 : x
  2. Step 2: Convert to fraction form
    326,793.69/450,948.33 = 181,603.76/x
  3. Step 3: Cross multiply
    326,793.69x = 450,948.33 × 181,603.76
  4. Step 4: Simplify right side
    326,793.69x = 81,893,910,038.98
  5. Step 5: Solve for x
    x = 81,893,910,038.98/326,793.69
  6. Step 6: Final answer
    x = 250,598.20

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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.