Home / 343,625.16-474,228.78-190,692.37

Finding the Fourth Proportional to 343,625.16, 474,228.78 and 190,692.37

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Solution

The fourth proportional to 343,625.16, 474,228.78 and 190,692.37 is: 263,169.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    343,625.16 : 474,228.78 = 190,692.37 : x
  2. Step 2: Convert to fraction form
    343,625.16/474,228.78 = 190,692.37/x
  3. Step 3: Cross multiply
    343,625.16x = 474,228.78 × 190,692.37
  4. Step 4: Simplify right side
    343,625.16x = 90,431,807,609.26
  5. Step 5: Solve for x
    x = 90,431,807,609.26/343,625.16
  6. Step 6: Final answer
    x = 263,169.93

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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.