Home / 804,213.12-1,110,192-464,615.76

Finding the Fourth Proportional to 804,213.12, 1,110,192 and 464,615.76

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Solution

The fourth proportional to 804,213.12, 1,110,192 and 464,615.76 is: 641,388.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    804,213.12 : 1,110,192 = 464,615.76 : x
  2. Step 2: Convert to fraction form
    804,213.12/1,110,192 = 464,615.76/x
  3. Step 3: Cross multiply
    804,213.12x = 1,110,192 × 464,615.76
  4. Step 4: Simplify right side
    804,213.12x = 515,812,699,825.92
  5. Step 5: Solve for x
    x = 515,812,699,825.92/804,213.12
  6. Step 6: Final answer
    x = 641,388.07

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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.