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Finding the Fourth Proportional to 367,747.55, 507,532.81 and 222,633.32

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Solution

The fourth proportional to 367,747.55, 507,532.81 and 222,633.32 is: 307,258.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    367,747.55 : 507,532.81 = 222,633.32 : x
  2. Step 2: Convert to fraction form
    367,747.55/507,532.81 = 222,633.32/x
  3. Step 3: Cross multiply
    367,747.55x = 507,532.81 × 222,633.32
  4. Step 4: Simplify right side
    367,747.55x = 112,993,711,404.98
  5. Step 5: Solve for x
    x = 112,993,711,404.98/367,747.55
  6. Step 6: Final answer
    x = 307,258.91

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.