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Finding the Fourth Proportional to 452,241.64, 678,377.04 and 227,479.48

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Solution

The fourth proportional to 452,241.64, 678,377.04 and 227,479.48 is: 341,226.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    452,241.64 : 678,377.04 = 227,479.48 : x
  2. Step 2: Convert to fraction form
    452,241.64/678,377.04 = 227,479.48/x
  3. Step 3: Cross multiply
    452,241.64x = 678,377.04 × 227,479.48
  4. Step 4: Simplify right side
    452,241.64x = 154,316,856,303.14
  5. Step 5: Solve for x
    x = 154,316,856,303.14/452,241.64
  6. Step 6: Final answer
    x = 341,226.55

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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.