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Finding the Fourth Proportional to 270,898.70, 373,853.61 and 163,466.91

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Solution

The fourth proportional to 270,898.70, 373,853.61 and 163,466.91 is: 225,592.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    270,898.70 : 373,853.61 = 163,466.91 : x
  2. Step 2: Convert to fraction form
    270,898.70/373,853.61 = 163,466.91/x
  3. Step 3: Cross multiply
    270,898.70x = 373,853.61 × 163,466.91
  4. Step 4: Simplify right side
    270,898.70x = 61,112,694,419.05
  5. Step 5: Solve for x
    x = 61,112,694,419.05/270,898.70
  6. Step 6: Final answer
    x = 225,592.43

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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.