Home / 845,952.20-1,268,421.40-269,326.28

Finding the Fourth Proportional to 845,952.20, 1,268,421.40 and 269,326.28

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Solution

The fourth proportional to 845,952.20, 1,268,421.40 and 269,326.28 is: 403,828.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    845,952.20 : 1,268,421.40 = 269,326.28 : x
  2. Step 2: Convert to fraction form
    845,952.20/1,268,421.40 = 269,326.28/x
  3. Step 3: Cross multiply
    845,952.20x = 1,268,421.40 × 269,326.28
  4. Step 4: Simplify right side
    845,952.20x = 341,619,217,134.39
  5. Step 5: Solve for x
    x = 341,619,217,134.39/845,952.20
  6. Step 6: Final answer
    x = 403,828.04

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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.