Home / 888,976.07-1,333,328.76-289,936.27

Finding the Fourth Proportional to 888,976.07, 1,333,328.76 and 289,936.27

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Solution

The fourth proportional to 888,976.07, 1,333,328.76 and 289,936.27 is: 434,860.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    888,976.07 : 1,333,328.76 = 289,936.27 : x
  2. Step 2: Convert to fraction form
    888,976.07/1,333,328.76 = 289,936.27/x
  3. Step 3: Cross multiply
    888,976.07x = 1,333,328.76 × 289,936.27
  4. Step 4: Simplify right side
    888,976.07x = 386,580,367,358.13
  5. Step 5: Solve for x
    x = 386,580,367,358.13/888,976.07
  6. Step 6: Final answer
    x = 434,860.26

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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.