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Finding the Fourth Proportional to 326,221.74, 450,155.79 and 182,954.16

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Solution

The fourth proportional to 326,221.74, 450,155.79 and 182,954.16 is: 252,459.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    326,221.74 : 450,155.79 = 182,954.16 : x
  2. Step 2: Convert to fraction form
    326,221.74/450,155.79 = 182,954.16/x
  3. Step 3: Cross multiply
    326,221.74x = 450,155.79 × 182,954.16
  4. Step 4: Simplify right side
    326,221.74x = 82,357,874,428.59
  5. Step 5: Solve for x
    x = 82,357,874,428.59/326,221.74
  6. Step 6: Final answer
    x = 252,459.80

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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.