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Finding the Fourth Proportional to 544,674.36, 751,639.80 and 302,951.72

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Solution

The fourth proportional to 544,674.36, 751,639.80 and 302,951.72 is: 418,067.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    544,674.36 : 751,639.80 = 302,951.72 : x
  2. Step 2: Convert to fraction form
    544,674.36/751,639.80 = 302,951.72/x
  3. Step 3: Cross multiply
    544,674.36x = 751,639.80 × 302,951.72
  4. Step 4: Simplify right side
    544,674.36x = 227,710,570,230.46
  5. Step 5: Solve for x
    x = 227,710,570,230.46/544,674.36
  6. Step 6: Final answer
    x = 418,067.36

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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.