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Finding the Fourth Proportional to 582,125.70, 802,900.44 and 514,022.52

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Solution

The fourth proportional to 582,125.70, 802,900.44 and 514,022.52 is: 708,968.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    582,125.70 : 802,900.44 = 514,022.52 : x
  2. Step 2: Convert to fraction form
    582,125.70/802,900.44 = 514,022.52/x
  3. Step 3: Cross multiply
    582,125.70x = 802,900.44 × 514,022.52
  4. Step 4: Simplify right side
    582,125.70x = 412,708,907,477.91
  5. Step 5: Solve for x
    x = 412,708,907,477.91/582,125.70
  6. Step 6: Final answer
    x = 708,968.71

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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.