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Finding the Fourth Proportional to 304,859.68, 456,470.32 and 248,468.64

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Solution

The fourth proportional to 304,859.68, 456,470.32 and 248,468.64 is: 372,035.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    304,859.68 : 456,470.32 = 248,468.64 : x
  2. Step 2: Convert to fraction form
    304,859.68/456,470.32 = 248,468.64/x
  3. Step 3: Cross multiply
    304,859.68x = 456,470.32 × 248,468.64
  4. Step 4: Simplify right side
    304,859.68x = 113,418,559,610.77
  5. Step 5: Solve for x
    x = 113,418,559,610.77/304,859.68
  6. Step 6: Final answer
    x = 372,035.29

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.