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Finding the Fourth Proportional to 326,100.84, 450,044.96 and 180,920.94

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Solution

The fourth proportional to 326,100.84, 450,044.96 and 180,920.94 is: 249,685.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    326,100.84 : 450,044.96 = 180,920.94 : x
  2. Step 2: Convert to fraction form
    326,100.84/450,044.96 = 180,920.94/x
  3. Step 3: Cross multiply
    326,100.84x = 450,044.96 × 180,920.94
  4. Step 4: Simplify right side
    326,100.84x = 81,422,558,162.37
  5. Step 5: Solve for x
    x = 81,422,558,162.37/326,100.84
  6. Step 6: Final answer
    x = 249,685.22

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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.