Home / 845,761.92-1,268,326.80-340,152.24

Finding the Fourth Proportional to 845,761.92, 1,268,326.80 and 340,152.24

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Solution

The fourth proportional to 845,761.92, 1,268,326.80 and 340,152.24 is: 510,101.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    845,761.92 : 1,268,326.80 = 340,152.24 : x
  2. Step 2: Convert to fraction form
    845,761.92/1,268,326.80 = 340,152.24/x
  3. Step 3: Cross multiply
    845,761.92x = 1,268,326.80 × 340,152.24
  4. Step 4: Simplify right side
    845,761.92x = 431,424,202,072.03
  5. Step 5: Solve for x
    x = 431,424,202,072.03/845,761.92
  6. Step 6: Final answer
    x = 510,101.24

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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.