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Finding the Fourth Proportional to 582,857.55, 804,356.88 and 324,751.59

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Solution

The fourth proportional to 582,857.55, 804,356.88 and 324,751.59 is: 448,164.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    582,857.55 : 804,356.88 = 324,751.59 : x
  2. Step 2: Convert to fraction form
    582,857.55/804,356.88 = 324,751.59/x
  3. Step 3: Cross multiply
    582,857.55x = 804,356.88 × 324,751.59
  4. Step 4: Simplify right side
    582,857.55x = 261,216,175,707.44
  5. Step 5: Solve for x
    x = 261,216,175,707.44/582,857.55
  6. Step 6: Final answer
    x = 448,164.69

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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.