Home / 451,637.66-677,241.98-262,156.50

Finding the Fourth Proportional to 451,637.66, 677,241.98 and 262,156.50

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Solution

The fourth proportional to 451,637.66, 677,241.98 and 262,156.50 is: 393,110.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    451,637.66 : 677,241.98 = 262,156.50 : x
  2. Step 2: Convert to fraction form
    451,637.66/677,241.98 = 262,156.50/x
  3. Step 3: Cross multiply
    451,637.66x = 677,241.98 × 262,156.50
  4. Step 4: Simplify right side
    451,637.66x = 177,543,387,129.87
  5. Step 5: Solve for x
    x = 177,543,387,129.87/451,637.66
  6. Step 6: Final answer
    x = 393,110.24

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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.