Home / 741,366-1,023,087.24-401,835.60

Finding the Fourth Proportional to 741,366, 1,023,087.24 and 401,835.60

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Solution

The fourth proportional to 741,366, 1,023,087.24 and 401,835.60 is: 554,534.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    741,366 : 1,023,087.24 = 401,835.60 : x
  2. Step 2: Convert to fraction form
    741,366/1,023,087.24 = 401,835.60/x
  3. Step 3: Cross multiply
    741,366x = 1,023,087.24 × 401,835.60
  4. Step 4: Simplify right side
    741,366x = 411,112,874,937.74
  5. Step 5: Solve for x
    x = 411,112,874,937.74/741,366
  6. Step 6: Final answer
    x = 554,534.30

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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.