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Finding the Fourth Proportional to 598,663.98, 898,452.81 and 219,943.62

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Solution

The fourth proportional to 598,663.98, 898,452.81 and 219,943.62 is: 330,083.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    598,663.98 : 898,452.81 = 219,943.62 : x
  2. Step 2: Convert to fraction form
    598,663.98/898,452.81 = 219,943.62/x
  3. Step 3: Cross multiply
    598,663.98x = 898,452.81 × 219,943.62
  4. Step 4: Simplify right side
    598,663.98x = 197,608,963,430.57
  5. Step 5: Solve for x
    x = 197,608,963,430.57/598,663.98
  6. Step 6: Final answer
    x = 330,083.27

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.