Home / 451,632.20-677,710.73-202,314.20

Finding the Fourth Proportional to 451,632.20, 677,710.73 and 202,314.20

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Solution

The fourth proportional to 451,632.20, 677,710.73 and 202,314.20 is: 303,588.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    451,632.20 : 677,710.73 = 202,314.20 : x
  2. Step 2: Convert to fraction form
    451,632.20/677,710.73 = 202,314.20/x
  3. Step 3: Cross multiply
    451,632.20x = 677,710.73 × 202,314.20
  4. Step 4: Simplify right side
    451,632.20x = 137,110,499,771.24
  5. Step 5: Solve for x
    x = 137,110,499,771.24/451,632.20
  6. Step 6: Final answer
    x = 303,588.85

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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.