Home / 456,664.27-630,197.92-252,729.26

Finding the Fourth Proportional to 456,664.27, 630,197.92 and 252,729.26

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Solution

The fourth proportional to 456,664.27, 630,197.92 and 252,729.26 is: 348,767.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    456,664.27 : 630,197.92 = 252,729.26 : x
  2. Step 2: Convert to fraction form
    456,664.27/630,197.92 = 252,729.26/x
  3. Step 3: Cross multiply
    456,664.27x = 630,197.92 × 252,729.26
  4. Step 4: Simplify right side
    456,664.27x = 159,269,451,455.97
  5. Step 5: Solve for x
    x = 159,269,451,455.97/456,664.27
  6. Step 6: Final answer
    x = 348,767.05

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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.