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Finding the Fourth Proportional to 503,262.84, 753,727.68 and 303,146.04

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Solution

The fourth proportional to 503,262.84, 753,727.68 and 303,146.04 is: 454,016.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    503,262.84 : 753,727.68 = 303,146.04 : x
  2. Step 2: Convert to fraction form
    503,262.84/753,727.68 = 303,146.04/x
  3. Step 3: Cross multiply
    503,262.84x = 753,727.68 × 303,146.04
  4. Step 4: Simplify right side
    503,262.84x = 228,489,561,430.39
  5. Step 5: Solve for x
    x = 228,489,561,430.39/503,262.84
  6. Step 6: Final answer
    x = 454,016.36

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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.