Home / 845,341.46-1,268,206.64-276,740.90

Finding the Fourth Proportional to 845,341.46, 1,268,206.64 and 276,740.90

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Solution

The fourth proportional to 845,341.46, 1,268,206.64 and 276,740.90 is: 415,175.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    845,341.46 : 1,268,206.64 = 276,740.90 : x
  2. Step 2: Convert to fraction form
    845,341.46/1,268,206.64 = 276,740.90/x
  3. Step 3: Cross multiply
    845,341.46x = 1,268,206.64 × 276,740.90
  4. Step 4: Simplify right side
    845,341.46x = 350,964,645,555.87
  5. Step 5: Solve for x
    x = 350,964,645,555.87/845,341.46
  6. Step 6: Final answer
    x = 415,175.01

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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.