Home / 741,275.36-1,022,932.48-401,736.32

Finding the Fourth Proportional to 741,275.36, 1,022,932.48 and 401,736.32

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Solution

The fourth proportional to 741,275.36, 1,022,932.48 and 401,736.32 is: 554,381.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    741,275.36 : 1,022,932.48 = 401,736.32 : x
  2. Step 2: Convert to fraction form
    741,275.36/1,022,932.48 = 401,736.32/x
  3. Step 3: Cross multiply
    741,275.36x = 1,022,932.48 × 401,736.32
  4. Step 4: Simplify right side
    741,275.36x = 410,949,130,123.67
  5. Step 5: Solve for x
    x = 410,949,130,123.67/741,275.36
  6. Step 6: Final answer
    x = 554,381.21

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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.