Home / 456,014.96-629,363.19-262,418.69

Finding the Fourth Proportional to 456,014.96, 629,363.19 and 262,418.69

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Solution

The fourth proportional to 456,014.96, 629,363.19 and 262,418.69 is: 362,173.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    456,014.96 : 629,363.19 = 262,418.69 : x
  2. Step 2: Convert to fraction form
    456,014.96/629,363.19 = 262,418.69/x
  3. Step 3: Cross multiply
    456,014.96x = 629,363.19 × 262,418.69
  4. Step 4: Simplify right side
    456,014.96x = 165,156,662,133.28
  5. Step 5: Solve for x
    x = 165,156,662,133.28/456,014.96
  6. Step 6: Final answer
    x = 362,173.78

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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.