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Finding the Fourth Proportional to 244,420.30, 337,347.30 and 159,389.74

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Solution

The fourth proportional to 244,420.30, 337,347.30 and 159,389.74 is: 219,988.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    244,420.30 : 337,347.30 = 159,389.74 : x
  2. Step 2: Convert to fraction form
    244,420.30/337,347.30 = 159,389.74/x
  3. Step 3: Cross multiply
    244,420.30x = 337,347.30 × 159,389.74
  4. Step 4: Simplify right side
    244,420.30x = 53,769,698,436.70
  5. Step 5: Solve for x
    x = 53,769,698,436.70/244,420.30
  6. Step 6: Final answer
    x = 219,988.68

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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.