Home / 845,161.40-1,166,327.16-457,976.97

Finding the Fourth Proportional to 845,161.40, 1,166,327.16 and 457,976.97

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Solution

The fourth proportional to 845,161.40, 1,166,327.16 and 457,976.97 is: 632,010.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    845,161.40 : 1,166,327.16 = 457,976.97 : x
  2. Step 2: Convert to fraction form
    845,161.40/1,166,327.16 = 457,976.97/x
  3. Step 3: Cross multiply
    845,161.40x = 1,166,327.16 × 457,976.97
  4. Step 4: Simplify right side
    845,161.40x = 534,150,978,765.51
  5. Step 5: Solve for x
    x = 534,150,978,765.51/845,161.40
  6. Step 6: Final answer
    x = 632,010.62

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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.