Home / 804,752.72-1,110,553.44-442,180.52

Finding the Fourth Proportional to 804,752.72, 1,110,553.44 and 442,180.52

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Solution

The fourth proportional to 804,752.72, 1,110,553.44 and 442,180.52 is: 610,206.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    804,752.72 : 1,110,553.44 = 442,180.52 : x
  2. Step 2: Convert to fraction form
    804,752.72/1,110,553.44 = 442,180.52/x
  3. Step 3: Cross multiply
    804,752.72x = 1,110,553.44 × 442,180.52
  4. Step 4: Simplify right side
    804,752.72x = 491,065,097,586.99
  5. Step 5: Solve for x
    x = 491,065,097,586.99/804,752.72
  6. Step 6: Final answer
    x = 610,206.20

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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.