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Finding the Fourth Proportional to 326,083.34, 450,018.92 and 180,911.95

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Solution

The fourth proportional to 326,083.34, 450,018.92 and 180,911.95 is: 249,671.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    326,083.34 : 450,018.92 = 180,911.95 : x
  2. Step 2: Convert to fraction form
    326,083.34/450,018.92 = 180,911.95/x
  3. Step 3: Cross multiply
    326,083.34x = 450,018.92 × 180,911.95
  4. Step 4: Simplify right side
    326,083.34x = 81,413,800,354.09
  5. Step 5: Solve for x
    x = 81,413,800,354.09/326,083.34
  6. Step 6: Final answer
    x = 249,671.76

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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.