Home / 729,236.78-1,093,848.69-255,811.22

Finding the Fourth Proportional to 729,236.78, 1,093,848.69 and 255,811.22

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Solution

The fourth proportional to 729,236.78, 1,093,848.69 and 255,811.22 is: 383,714.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    729,236.78 : 1,093,848.69 = 255,811.22 : x
  2. Step 2: Convert to fraction form
    729,236.78/1,093,848.69 = 255,811.22/x
  3. Step 3: Cross multiply
    729,236.78x = 1,093,848.69 × 255,811.22
  4. Step 4: Simplify right side
    729,236.78x = 279,818,767,884.30
  5. Step 5: Solve for x
    x = 279,818,767,884.30/729,236.78
  6. Step 6: Final answer
    x = 383,714.56

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1.5x scale

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.