Home / 728,362.80-1,092,503.90-222,923.41

Finding the Fourth Proportional to 728,362.80, 1,092,503.90 and 222,923.41

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Solution

The fourth proportional to 728,362.80, 1,092,503.90 and 222,923.41 is: 334,372.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    728,362.80 : 1,092,503.90 = 222,923.41 : x
  2. Step 2: Convert to fraction form
    728,362.80/1,092,503.90 = 222,923.41/x
  3. Step 3: Cross multiply
    728,362.80x = 1,092,503.90 × 222,923.41
  4. Step 4: Simplify right side
    728,362.80x = 243,544,692,652.35
  5. Step 5: Solve for x
    x = 243,544,692,652.35/728,362.80
  6. Step 6: Final answer
    x = 334,372.78

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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.