Home / 847,313.24-1,270,980.13-248,286.54

Finding the Fourth Proportional to 847,313.24, 1,270,980.13 and 248,286.54

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Solution

The fourth proportional to 847,313.24, 1,270,980.13 and 248,286.54 is: 372,432.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    847,313.24 : 1,270,980.13 = 248,286.54 : x
  2. Step 2: Convert to fraction form
    847,313.24/1,270,980.13 = 248,286.54/x
  3. Step 3: Cross multiply
    847,313.24x = 1,270,980.13 × 248,286.54
  4. Step 4: Simplify right side
    847,313.24x = 315,567,258,886.45
  5. Step 5: Solve for x
    x = 315,567,258,886.45/847,313.24
  6. Step 6: Final answer
    x = 372,432.82

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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.