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Finding the Fourth Proportional to 225,460.44, 337,653.84 and 130,490.64

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Solution

The fourth proportional to 225,460.44, 337,653.84 and 130,490.64 is: 195,425.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    225,460.44 : 337,653.84 = 130,490.64 : x
  2. Step 2: Convert to fraction form
    225,460.44/337,653.84 = 130,490.64/x
  3. Step 3: Cross multiply
    225,460.44x = 337,653.84 × 130,490.64
  4. Step 4: Simplify right side
    225,460.44x = 44,060,665,680.06
  5. Step 5: Solve for x
    x = 44,060,665,680.06/225,460.44
  6. Step 6: Final answer
    x = 195,425.26

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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.