Home / 904,772.71-1,357,205.78-230,859.91

Finding the Fourth Proportional to 904,772.71, 1,357,205.78 and 230,859.91

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Solution

The fourth proportional to 904,772.71, 1,357,205.78 and 230,859.91 is: 346,301.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    904,772.71 : 1,357,205.78 = 230,859.91 : x
  2. Step 2: Convert to fraction form
    904,772.71/1,357,205.78 = 230,859.91/x
  3. Step 3: Cross multiply
    904,772.71x = 1,357,205.78 × 230,859.91
  4. Step 4: Simplify right side
    904,772.71x = 313,324,403,067.98
  5. Step 5: Solve for x
    x = 313,324,403,067.98/904,772.71
  6. Step 6: Final answer
    x = 346,301.78

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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.