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Finding the Fourth Proportional to 300,848.72, 414,932.06 and 255,676.22

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Solution

The fourth proportional to 300,848.72, 414,932.06 and 255,676.22 is: 352,629.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    300,848.72 : 414,932.06 = 255,676.22 : x
  2. Step 2: Convert to fraction form
    300,848.72/414,932.06 = 255,676.22/x
  3. Step 3: Cross multiply
    300,848.72x = 414,932.06 × 255,676.22
  4. Step 4: Simplify right side
    300,848.72x = 106,088,260,657.61
  5. Step 5: Solve for x
    x = 106,088,260,657.61/300,848.72
  6. Step 6: Final answer
    x = 352,629.92

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1.5x scale

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.