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Finding the Fourth Proportional to 301,173.39, 451,898.04 and 130,447.32

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Solution

The fourth proportional to 301,173.39, 451,898.04 and 130,447.32 is: 195,730.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    301,173.39 : 451,898.04 = 130,447.32 : x
  2. Step 2: Convert to fraction form
    301,173.39/451,898.04 = 130,447.32/x
  3. Step 3: Cross multiply
    301,173.39x = 451,898.04 × 130,447.32
  4. Step 4: Simplify right side
    301,173.39x = 58,948,888,231.25
  5. Step 5: Solve for x
    x = 58,948,888,231.25/301,173.39
  6. Step 6: Final answer
    x = 195,730.73

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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.