Home / 456,148.40-629,473.68-252,194.04

Finding the Fourth Proportional to 456,148.40, 629,473.68 and 252,194.04

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Solution

The fourth proportional to 456,148.40, 629,473.68 and 252,194.04 is: 348,021.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    456,148.40 : 629,473.68 = 252,194.04 : x
  2. Step 2: Convert to fraction form
    456,148.40/629,473.68 = 252,194.04/x
  3. Step 3: Cross multiply
    456,148.40x = 629,473.68 × 252,194.04
  4. Step 4: Simplify right side
    456,148.40x = 158,749,510,432.87
  5. Step 5: Solve for x
    x = 158,749,510,432.87/456,148.40
  6. Step 6: Final answer
    x = 348,021.64

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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.