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Finding the Fourth Proportional to 456,825.48, 630,485.52 and 263,195.52

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Solution

The fourth proportional to 456,825.48, 630,485.52 and 263,195.52 is: 363,248.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    456,825.48 : 630,485.52 = 263,195.52 : x
  2. Step 2: Convert to fraction form
    456,825.48/630,485.52 = 263,195.52/x
  3. Step 3: Cross multiply
    456,825.48x = 630,485.52 × 263,195.52
  4. Step 4: Simplify right side
    456,825.48x = 165,940,964,288.87
  5. Step 5: Solve for x
    x = 165,940,964,288.87/456,825.48
  6. Step 6: Final answer
    x = 363,248.05

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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.