Home / 451,627.21-623,273.13-260,652.89

Finding the Fourth Proportional to 451,627.21, 623,273.13 and 260,652.89

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Solution

The fourth proportional to 451,627.21, 623,273.13 and 260,652.89 is: 359,716.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    451,627.21 : 623,273.13 = 260,652.89 : x
  2. Step 2: Convert to fraction form
    451,627.21/623,273.13 = 260,652.89/x
  3. Step 3: Cross multiply
    451,627.21x = 623,273.13 × 260,652.89
  4. Step 4: Simplify right side
    451,627.21x = 162,457,942,593.85
  5. Step 5: Solve for x
    x = 162,457,942,593.85/451,627.21
  6. Step 6: Final answer
    x = 359,716.91

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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.