Home / 804,932.01-1,110,783.03-442,355.43

Finding the Fourth Proportional to 804,932.01, 1,110,783.03 and 442,355.43

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Solution

The fourth proportional to 804,932.01, 1,110,783.03 and 442,355.43 is: 610,437.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    804,932.01 : 1,110,783.03 = 442,355.43 : x
  2. Step 2: Convert to fraction form
    804,932.01/1,110,783.03 = 442,355.43/x
  3. Step 3: Cross multiply
    804,932.01x = 1,110,783.03 × 442,355.43
  4. Step 4: Simplify right side
    804,932.01x = 491,360,907,378.96
  5. Step 5: Solve for x
    x = 491,360,907,378.96/804,932.01
  6. Step 6: Final answer
    x = 610,437.78

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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.