Home / 728,322.96-1,092,615.96-222,874.86

Finding the Fourth Proportional to 728,322.96, 1,092,615.96 and 222,874.86

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Solution

The fourth proportional to 728,322.96, 1,092,615.96 and 222,874.86 is: 334,352.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    728,322.96 : 1,092,615.96 = 222,874.86 : x
  2. Step 2: Convert to fraction form
    728,322.96/1,092,615.96 = 222,874.86/x
  3. Step 3: Cross multiply
    728,322.96x = 1,092,615.96 × 222,874.86
  4. Step 4: Simplify right side
    728,322.96x = 243,516,629,118.77
  5. Step 5: Solve for x
    x = 243,516,629,118.77/728,322.96
  6. Step 6: Final answer
    x = 334,352.54

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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.