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Finding the Fourth Proportional to 326,512.44, 450,756.27 and 253,752.84

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Solution

The fourth proportional to 326,512.44, 450,756.27 and 253,752.84 is: 350,310.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    326,512.44 : 450,756.27 = 253,752.84 : x
  2. Step 2: Convert to fraction form
    326,512.44/450,756.27 = 253,752.84/x
  3. Step 3: Cross multiply
    326,512.44x = 450,756.27 × 253,752.84
  4. Step 4: Simplify right side
    326,512.44x = 114,380,683,660.31
  5. Step 5: Solve for x
    x = 114,380,683,660.31/326,512.44
  6. Step 6: Final answer
    x = 350,310.34

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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.