Home / 887,992.39-1,331,905.55-248,353.33

Finding the Fourth Proportional to 887,992.39, 1,331,905.55 and 248,353.33

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Solution

The fourth proportional to 887,992.39, 1,331,905.55 and 248,353.33 is: 372,506.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    887,992.39 : 1,331,905.55 = 248,353.33 : x
  2. Step 2: Convert to fraction form
    887,992.39/1,331,905.55 = 248,353.33/x
  3. Step 3: Cross multiply
    887,992.39x = 1,331,905.55 × 248,353.33
  4. Step 4: Simplify right side
    887,992.39x = 330,783,176,736.26
  5. Step 5: Solve for x
    x = 330,783,176,736.26/887,992.39
  6. Step 6: Final answer
    x = 372,506.77

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Double scale
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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.