Home / 804,192.52-1,109,709.30-481,842.76

Finding the Fourth Proportional to 804,192.52, 1,109,709.30 and 481,842.76

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Solution

The fourth proportional to 804,192.52, 1,109,709.30 and 481,842.76 is: 664,897.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    804,192.52 : 1,109,709.30 = 481,842.76 : x
  2. Step 2: Convert to fraction form
    804,192.52/1,109,709.30 = 481,842.76/x
  3. Step 3: Cross multiply
    804,192.52x = 1,109,709.30 × 481,842.76
  4. Step 4: Simplify right side
    804,192.52x = 534,705,391,909.67
  5. Step 5: Solve for x
    x = 534,705,391,909.67/804,192.52
  6. Step 6: Final answer
    x = 664,897.25

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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.