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Finding the Fourth Proportional to 301,298.97, 451,975.05 and 111,761.49

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Solution

The fourth proportional to 301,298.97, 451,975.05 and 111,761.49 is: 167,652.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    301,298.97 : 451,975.05 = 111,761.49 : x
  2. Step 2: Convert to fraction form
    301,298.97/451,975.05 = 111,761.49/x
  3. Step 3: Cross multiply
    301,298.97x = 451,975.05 × 111,761.49
  4. Step 4: Simplify right side
    301,298.97x = 50,513,405,030.82
  5. Step 5: Solve for x
    x = 50,513,405,030.82/301,298.97
  6. Step 6: Final answer
    x = 167,652.10

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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.