Home / 456,148.43-629,459.39-252,187.46

Finding the Fourth Proportional to 456,148.43, 629,459.39 and 252,187.46

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Solution

The fourth proportional to 456,148.43, 629,459.39 and 252,187.46 is: 348,004.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    456,148.43 : 629,459.39 = 252,187.46 : x
  2. Step 2: Convert to fraction form
    456,148.43/629,459.39 = 252,187.46/x
  3. Step 3: Cross multiply
    456,148.43x = 629,459.39 × 252,187.46
  4. Step 4: Simplify right side
    456,148.43x = 158,741,764,737.25
  5. Step 5: Solve for x
    x = 158,741,764,737.25/456,148.43
  6. Step 6: Final answer
    x = 348,004.63

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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.