Home / 985,067.16-1,477,478.43-265,465.13

Finding the Fourth Proportional to 985,067.16, 1,477,478.43 and 265,465.13

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Solution

The fourth proportional to 985,067.16, 1,477,478.43 and 265,465.13 is: 398,164.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    985,067.16 : 1,477,478.43 = 265,465.13 : x
  2. Step 2: Convert to fraction form
    985,067.16/1,477,478.43 = 265,465.13/x
  3. Step 3: Cross multiply
    985,067.16x = 1,477,478.43 × 265,465.13
  4. Step 4: Simplify right side
    985,067.16x = 392,218,996,104.75
  5. Step 5: Solve for x
    x = 392,218,996,104.75/985,067.16
  6. Step 6: Final answer
    x = 398,164.73

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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.