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Finding the Fourth Proportional to 301,282.92, 451,918.71 and 73,582.20

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Solution

The fourth proportional to 301,282.92, 451,918.71 and 73,582.20 is: 110,371.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    301,282.92 : 451,918.71 = 73,582.20 : x
  2. Step 2: Convert to fraction form
    301,282.92/451,918.71 = 73,582.20/x
  3. Step 3: Cross multiply
    301,282.92x = 451,918.71 × 73,582.20
  4. Step 4: Simplify right side
    301,282.92x = 33,253,172,902.96
  5. Step 5: Solve for x
    x = 33,253,172,902.96/301,282.92
  6. Step 6: Final answer
    x = 110,371.92

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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.