Home / 798,438.28-1,102,067.22-459,015.88

Finding the Fourth Proportional to 798,438.28, 1,102,067.22 and 459,015.88

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Solution

The fourth proportional to 798,438.28, 1,102,067.22 and 459,015.88 is: 633,569.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    798,438.28 : 1,102,067.22 = 459,015.88 : x
  2. Step 2: Convert to fraction form
    798,438.28/1,102,067.22 = 459,015.88/x
  3. Step 3: Cross multiply
    798,438.28x = 1,102,067.22 × 459,015.88
  4. Step 4: Simplify right side
    798,438.28x = 505,866,354,807.45
  5. Step 5: Solve for x
    x = 505,866,354,807.45/798,438.28
  6. Step 6: Final answer
    x = 633,569.77

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.