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Finding the Fourth Proportional to 301,462.28, 451,500.16 and 168,047.20

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Solution

The fourth proportional to 301,462.28, 451,500.16 and 168,047.20 is: 251,684.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    301,462.28 : 451,500.16 = 168,047.20 : x
  2. Step 2: Convert to fraction form
    301,462.28/451,500.16 = 168,047.20/x
  3. Step 3: Cross multiply
    301,462.28x = 451,500.16 × 168,047.20
  4. Step 4: Simplify right side
    301,462.28x = 75,873,337,687.55
  5. Step 5: Solve for x
    x = 75,873,337,687.55/301,462.28
  6. Step 6: Final answer
    x = 251,684.35

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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.