Home / 741,293.12-1,022,989.56-401,767.04

Finding the Fourth Proportional to 741,293.12, 1,022,989.56 and 401,767.04

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Solution

The fourth proportional to 741,293.12, 1,022,989.56 and 401,767.04 is: 554,441.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    741,293.12 : 1,022,989.56 = 401,767.04 : x
  2. Step 2: Convert to fraction form
    741,293.12/1,022,989.56 = 401,767.04/x
  3. Step 3: Cross multiply
    741,293.12x = 1,022,989.56 × 401,767.04
  4. Step 4: Simplify right side
    741,293.12x = 411,003,487,472.10
  5. Step 5: Solve for x
    x = 411,003,487,472.10/741,293.12
  6. Step 6: Final answer
    x = 554,441.25

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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.