Home / 899,821.52-1,349,698.68-225,907.28

Finding the Fourth Proportional to 899,821.52, 1,349,698.68 and 225,907.28

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Solution

The fourth proportional to 899,821.52, 1,349,698.68 and 225,907.28 is: 338,852.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    899,821.52 : 1,349,698.68 = 225,907.28 : x
  2. Step 2: Convert to fraction form
    899,821.52/1,349,698.68 = 225,907.28/x
  3. Step 3: Cross multiply
    899,821.52x = 1,349,698.68 × 225,907.28
  4. Step 4: Simplify right side
    899,821.52x = 304,906,757,618.39
  5. Step 5: Solve for x
    x = 304,906,757,618.39/899,821.52
  6. Step 6: Final answer
    x = 338,852.48

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Double scale
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Similar ratio
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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.