Home / 1,054,649.44-1,581,962.28-255,939.76

Finding the Fourth Proportional to 1,054,649.44, 1,581,962.28 and 255,939.76

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Solution

The fourth proportional to 1,054,649.44, 1,581,962.28 and 255,939.76 is: 383,906.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,054,649.44 : 1,581,962.28 = 255,939.76 : x
  2. Step 2: Convert to fraction form
    1,054,649.44/1,581,962.28 = 255,939.76/x
  3. Step 3: Cross multiply
    1,054,649.44x = 1,581,962.28 × 255,939.76
  4. Step 4: Simplify right side
    1,054,649.44x = 404,887,046,272.25
  5. Step 5: Solve for x
    x = 404,887,046,272.25/1,054,649.44
  6. Step 6: Final answer
    x = 383,906.76

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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.