Home / 845,739.70-1,167,173.92-463,766.48

Finding the Fourth Proportional to 845,739.70, 1,167,173.92 and 463,766.48

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Solution

The fourth proportional to 845,739.70, 1,167,173.92 and 463,766.48 is: 640,026.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    845,739.70 : 1,167,173.92 = 463,766.48 : x
  2. Step 2: Convert to fraction form
    845,739.70/1,167,173.92 = 463,766.48/x
  3. Step 3: Cross multiply
    845,739.70x = 1,167,173.92 × 463,766.48
  4. Step 4: Simplify right side
    845,739.70x = 541,296,140,426.20
  5. Step 5: Solve for x
    x = 541,296,140,426.20/845,739.70
  6. Step 6: Final answer
    x = 640,026.88

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1.5x scale

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.