Home / 451,387.37-677,146.67-240,910.49

Finding the Fourth Proportional to 451,387.37, 677,146.67 and 240,910.49

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Solution

The fourth proportional to 451,387.37, 677,146.67 and 240,910.49 is: 361,400.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    451,387.37 : 677,146.67 = 240,910.49 : x
  2. Step 2: Convert to fraction form
    451,387.37/677,146.67 = 240,910.49/x
  3. Step 3: Cross multiply
    451,387.37x = 677,146.67 × 240,910.49
  4. Step 4: Simplify right side
    451,387.37x = 163,131,731,481.28
  5. Step 5: Solve for x
    x = 163,131,731,481.28/451,387.37
  6. Step 6: Final answer
    x = 361,400.75

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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.