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Finding the Fourth Proportional to 542,933.92, 814,452.72 and 168,856.48

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Solution

The fourth proportional to 542,933.92, 814,452.72 and 168,856.48 is: 253,300.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    542,933.92 : 814,452.72 = 168,856.48 : x
  2. Step 2: Convert to fraction form
    542,933.92/814,452.72 = 168,856.48/x
  3. Step 3: Cross multiply
    542,933.92x = 814,452.72 × 168,856.48
  4. Step 4: Simplify right side
    542,933.92x = 137,525,619,425.63
  5. Step 5: Solve for x
    x = 137,525,619,425.63/542,933.92
  6. Step 6: Final answer
    x = 253,300.84

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.