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Finding the Fourth Proportional to 451,097.19, 676,723.95 and 151,606.98

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Solution

The fourth proportional to 451,097.19, 676,723.95 and 151,606.98 is: 227,436.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    451,097.19 : 676,723.95 = 151,606.98 : x
  2. Step 2: Convert to fraction form
    451,097.19/676,723.95 = 151,606.98/x
  3. Step 3: Cross multiply
    451,097.19x = 676,723.95 × 151,606.98
  4. Step 4: Simplify right side
    451,097.19x = 102,596,074,353.17
  5. Step 5: Solve for x
    x = 102,596,074,353.17/451,097.19
  6. Step 6: Final answer
    x = 227,436.74

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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.