Home / 741,071.34-1,022,681.97-401,539.50

Finding the Fourth Proportional to 741,071.34, 1,022,681.97 and 401,539.50

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Solution

The fourth proportional to 741,071.34, 1,022,681.97 and 401,539.50 is: 554,126.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    741,071.34 : 1,022,681.97 = 401,539.50 : x
  2. Step 2: Convert to fraction form
    741,071.34/1,022,681.97 = 401,539.50/x
  3. Step 3: Cross multiply
    741,071.34x = 1,022,681.97 × 401,539.50
  4. Step 4: Simplify right side
    741,071.34x = 410,647,206,892.82
  5. Step 5: Solve for x
    x = 410,647,206,892.82/741,071.34
  6. Step 6: Final answer
    x = 554,126.42

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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.