Home / 847,310.91-1,270,976.65-248,284.22

Finding the Fourth Proportional to 847,310.91, 1,270,976.65 and 248,284.22

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Solution

The fourth proportional to 847,310.91, 1,270,976.65 and 248,284.22 is: 372,429.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    847,310.91 : 1,270,976.65 = 248,284.22 : x
  2. Step 2: Convert to fraction form
    847,310.91/1,270,976.65 = 248,284.22/x
  3. Step 3: Cross multiply
    847,310.91x = 1,270,976.65 × 248,284.22
  4. Step 4: Simplify right side
    847,310.91x = 315,563,446,183.46
  5. Step 5: Solve for x
    x = 315,563,446,183.46/847,310.91
  6. Step 6: Final answer
    x = 372,429.34

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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.