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Finding the Fourth Proportional to 741,003, 1,022,585.10 and 401,471.22

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Solution

The fourth proportional to 741,003, 1,022,585.10 and 401,471.22 is: 554,030.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    741,003 : 1,022,585.10 = 401,471.22 : x
  2. Step 2: Convert to fraction form
    741,003/1,022,585.10 = 401,471.22/x
  3. Step 3: Cross multiply
    741,003x = 1,022,585.10 × 401,471.22
  4. Step 4: Simplify right side
    741,003x = 410,538,487,650.82
  5. Step 5: Solve for x
    x = 410,538,487,650.82/741,003
  6. Step 6: Final answer
    x = 554,030.80

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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.