Home / 340,473.19-469,834.75-187,481.51

Finding the Fourth Proportional to 340,473.19, 469,834.75 and 187,481.51

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Solution

The fourth proportional to 340,473.19, 469,834.75 and 187,481.51 is: 258,714.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    340,473.19 : 469,834.75 = 187,481.51 : x
  2. Step 2: Convert to fraction form
    340,473.19/469,834.75 = 187,481.51/x
  3. Step 3: Cross multiply
    340,473.19x = 469,834.75 × 187,481.51
  4. Step 4: Simplify right side
    340,473.19x = 88,085,325,716.65
  5. Step 5: Solve for x
    x = 88,085,325,716.65/340,473.19
  6. Step 6: Final answer
    x = 258,714.43

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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.