Home / 343,743.06-474,358.29-190,772.37

Finding the Fourth Proportional to 343,743.06, 474,358.29 and 190,772.37

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Solution

The fourth proportional to 343,743.06, 474,358.29 and 190,772.37 is: 263,261.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    343,743.06 : 474,358.29 = 190,772.37 : x
  2. Step 2: Convert to fraction form
    343,743.06/474,358.29 = 190,772.37/x
  3. Step 3: Cross multiply
    343,743.06x = 474,358.29 × 190,772.37
  4. Step 4: Simplify right side
    343,743.06x = 90,494,455,212.45
  5. Step 5: Solve for x
    x = 90,494,455,212.45/343,743.06
  6. Step 6: Final answer
    x = 263,261.91

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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.