Home / 344,977.48-476,078.18-189,933.49

Finding the Fourth Proportional to 344,977.48, 476,078.18 and 189,933.49

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Solution

The fourth proportional to 344,977.48, 476,078.18 and 189,933.49 is: 262,113.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    344,977.48 : 476,078.18 = 189,933.49 : x
  2. Step 2: Convert to fraction form
    344,977.48/476,078.18 = 189,933.49/x
  3. Step 3: Cross multiply
    344,977.48x = 476,078.18 × 189,933.49
  4. Step 4: Simplify right side
    344,977.48x = 90,423,190,240.25
  5. Step 5: Solve for x
    x = 90,423,190,240.25/344,977.48
  6. Step 6: Final answer
    x = 262,113.31

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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.