Home / 741,465.36-1,023,227.64-401,936.04

Finding the Fourth Proportional to 741,465.36, 1,023,227.64 and 401,936.04

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Solution

The fourth proportional to 741,465.36, 1,023,227.64 and 401,936.04 is: 554,674.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    741,465.36 : 1,023,227.64 = 401,936.04 : x
  2. Step 2: Convert to fraction form
    741,465.36/1,023,227.64 = 401,936.04/x
  3. Step 3: Cross multiply
    741,465.36x = 1,023,227.64 × 401,936.04
  4. Step 4: Simplify right side
    741,465.36x = 411,272,065,640.15
  5. Step 5: Solve for x
    x = 411,272,065,640.15/741,465.36
  6. Step 6: Final answer
    x = 554,674.69

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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.