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Finding the Fourth Proportional to 326,398.47, 450,474.66 and 183,166.98

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Solution

The fourth proportional to 326,398.47, 450,474.66 and 183,166.98 is: 252,795.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    326,398.47 : 450,474.66 = 183,166.98 : x
  2. Step 2: Convert to fraction form
    326,398.47/450,474.66 = 183,166.98/x
  3. Step 3: Cross multiply
    326,398.47x = 450,474.66 × 183,166.98
  4. Step 4: Simplify right side
    326,398.47x = 82,512,083,038.73
  5. Step 5: Solve for x
    x = 82,512,083,038.73/326,398.47
  6. Step 6: Final answer
    x = 252,795.56

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1.5x scale

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.