Home / 741,224.54-1,022,890.74-401,692.79

Finding the Fourth Proportional to 741,224.54, 1,022,890.74 and 401,692.79

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Solution

The fourth proportional to 741,224.54, 1,022,890.74 and 401,692.79 is: 554,336.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    741,224.54 : 1,022,890.74 = 401,692.79 : x
  2. Step 2: Convert to fraction form
    741,224.54/1,022,890.74 = 401,692.79/x
  3. Step 3: Cross multiply
    741,224.54x = 1,022,890.74 × 401,692.79
  4. Step 4: Simplify right side
    741,224.54x = 410,887,835,215.77
  5. Step 5: Solve for x
    x = 410,887,835,215.77/741,224.54
  6. Step 6: Final answer
    x = 554,336.52

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1.5x scale

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.