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Finding the Fourth Proportional to 303,190.76, 418,567.29 and 182,359.02

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Solution

The fourth proportional to 303,190.76, 418,567.29 and 182,359.02 is: 251,754.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    303,190.76 : 418,567.29 = 182,359.02 : x
  2. Step 2: Convert to fraction form
    303,190.76/418,567.29 = 182,359.02/x
  3. Step 3: Cross multiply
    303,190.76x = 418,567.29 × 182,359.02
  4. Step 4: Simplify right side
    303,190.76x = 76,329,520,808.46
  5. Step 5: Solve for x
    x = 76,329,520,808.46/303,190.76
  6. Step 6: Final answer
    x = 251,754.11

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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.