Home / 741,041.57-1,022,638.04-401,509.82

Finding the Fourth Proportional to 741,041.57, 1,022,638.04 and 401,509.82

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Solution

The fourth proportional to 741,041.57, 1,022,638.04 and 401,509.82 is: 554,083.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    741,041.57 : 1,022,638.04 = 401,509.82 : x
  2. Step 2: Convert to fraction form
    741,041.57/1,022,638.04 = 401,509.82/x
  3. Step 3: Cross multiply
    741,041.57x = 1,022,638.04 × 401,509.82
  4. Step 4: Simplify right side
    741,041.57x = 410,599,215,365.55
  5. Step 5: Solve for x
    x = 410,599,215,365.55/741,041.57
  6. Step 6: Final answer
    x = 554,083.92

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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.