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Finding the Fourth Proportional to 598,448.73, 825,746.25 and 356,753.79

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Solution

The fourth proportional to 598,448.73, 825,746.25 and 356,753.79 is: 492,252.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    598,448.73 : 825,746.25 = 356,753.79 : x
  2. Step 2: Convert to fraction form
    598,448.73/825,746.25 = 356,753.79/x
  3. Step 3: Cross multiply
    598,448.73x = 825,746.25 × 356,753.79
  4. Step 4: Simplify right side
    598,448.73x = 294,588,104,265.79
  5. Step 5: Solve for x
    x = 294,588,104,265.79/598,448.73
  6. Step 6: Final answer
    x = 492,252.87

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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.