Home / 888,367.69-1,225,947.36-480,469.56

Finding the Fourth Proportional to 888,367.69, 1,225,947.36 and 480,469.56

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Solution

The fourth proportional to 888,367.69, 1,225,947.36 and 480,469.56 is: 663,047.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    888,367.69 : 1,225,947.36 = 480,469.56 : x
  2. Step 2: Convert to fraction form
    888,367.69/1,225,947.36 = 480,469.56/x
  3. Step 3: Cross multiply
    888,367.69x = 1,225,947.36 × 480,469.56
  4. Step 4: Simplify right side
    888,367.69x = 589,030,388,642.36
  5. Step 5: Solve for x
    x = 589,030,388,642.36/888,367.69
  6. Step 6: Final answer
    x = 663,047.96

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Double scale
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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.