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Finding the Fourth Proportional to 456,453.50, 629,693.60 and 295,360.56

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Solution

The fourth proportional to 456,453.50, 629,693.60 and 295,360.56 is: 407,460.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    456,453.50 : 629,693.60 = 295,360.56 : x
  2. Step 2: Convert to fraction form
    456,453.50/629,693.60 = 295,360.56/x
  3. Step 3: Cross multiply
    456,453.50x = 629,693.60 × 295,360.56
  4. Step 4: Simplify right side
    456,453.50x = 185,986,652,847.61
  5. Step 5: Solve for x
    x = 185,986,652,847.61/456,453.50
  6. Step 6: Final answer
    x = 407,460.24

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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.