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Finding the Fourth Proportional to 326,284.76, 450,276.05 and 183,047.90

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Solution

The fourth proportional to 326,284.76, 450,276.05 and 183,047.90 is: 252,607.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    326,284.76 : 450,276.05 = 183,047.90 : x
  2. Step 2: Convert to fraction form
    326,284.76/450,276.05 = 183,047.90/x
  3. Step 3: Cross multiply
    326,284.76x = 450,276.05 × 183,047.90
  4. Step 4: Simplify right side
    326,284.76x = 82,422,083,579.03
  5. Step 5: Solve for x
    x = 82,422,083,579.03/326,284.76
  6. Step 6: Final answer
    x = 252,607.82

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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.