Home / 741,055.32-1,022,657.02-401,523.56

Finding the Fourth Proportional to 741,055.32, 1,022,657.02 and 401,523.56

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Solution

The fourth proportional to 741,055.32, 1,022,657.02 and 401,523.56 is: 554,102.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    741,055.32 : 1,022,657.02 = 401,523.56 : x
  2. Step 2: Convert to fraction form
    741,055.32/1,022,657.02 = 401,523.56/x
  3. Step 3: Cross multiply
    741,055.32x = 1,022,657.02 × 401,523.56
  4. Step 4: Simplify right side
    741,055.32x = 410,620,887,329.39
  5. Step 5: Solve for x
    x = 410,620,887,329.39/741,055.32
  6. Step 6: Final answer
    x = 554,102.88

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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.