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Finding the Fourth Proportional to 300,798.45, 451,181.07 and 101,098.23

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Solution

The fourth proportional to 300,798.45, 451,181.07 and 101,098.23 is: 151,641.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    300,798.45 : 451,181.07 = 101,098.23 : x
  2. Step 2: Convert to fraction form
    300,798.45/451,181.07 = 101,098.23/x
  3. Step 3: Cross multiply
    300,798.45x = 451,181.07 × 101,098.23
  4. Step 4: Simplify right side
    300,798.45x = 45,613,607,586.51
  5. Step 5: Solve for x
    x = 45,613,607,586.51/300,798.45
  6. Step 6: Final answer
    x = 151,641.76

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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.