Home / 845,317.20-1,268,094.24-276,742.80

Finding the Fourth Proportional to 845,317.20, 1,268,094.24 and 276,742.80

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Solution

The fourth proportional to 845,317.20, 1,268,094.24 and 276,742.80 is: 415,152.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    845,317.20 : 1,268,094.24 = 276,742.80 : x
  2. Step 2: Convert to fraction form
    845,317.20/1,268,094.24 = 276,742.80/x
  3. Step 3: Cross multiply
    845,317.20x = 1,268,094.24 × 276,742.80
  4. Step 4: Simplify right side
    845,317.20x = 350,935,950,641.47
  5. Step 5: Solve for x
    x = 350,935,950,641.47/845,317.20
  6. Step 6: Final answer
    x = 415,152.98

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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.