Home / 845,354.48-1,268,448.46-395,997.66

Finding the Fourth Proportional to 845,354.48, 1,268,448.46 and 395,997.66

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Solution

The fourth proportional to 845,354.48, 1,268,448.46 and 395,997.66 is: 594,191.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    845,354.48 : 1,268,448.46 = 395,997.66 : x
  2. Step 2: Convert to fraction form
    845,354.48/1,268,448.46 = 395,997.66/x
  3. Step 3: Cross multiply
    845,354.48x = 1,268,448.46 × 395,997.66
  4. Step 4: Simplify right side
    845,354.48x = 502,302,621,000.61
  5. Step 5: Solve for x
    x = 502,302,621,000.61/845,354.48
  6. Step 6: Final answer
    x = 594,191.71

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.