Home / 845,331.52-1,268,191.69-276,730.96

Finding the Fourth Proportional to 845,331.52, 1,268,191.69 and 276,730.96

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Solution

The fourth proportional to 845,331.52, 1,268,191.69 and 276,730.96 is: 415,160.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    845,331.52 : 1,268,191.69 = 276,730.96 : x
  2. Step 2: Convert to fraction form
    845,331.52/1,268,191.69 = 276,730.96/x
  3. Step 3: Cross multiply
    845,331.52x = 1,268,191.69 × 276,730.96
  4. Step 4: Simplify right side
    845,331.52x = 350,947,903,837.72
  5. Step 5: Solve for x
    x = 350,947,903,837.72/845,331.52
  6. Step 6: Final answer
    x = 415,160.08

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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.