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Finding the Fourth Proportional to 475,567.49, 713,143.86 and 179,872.13

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Solution

The fourth proportional to 475,567.49, 713,143.86 and 179,872.13 is: 269,729.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    475,567.49 : 713,143.86 = 179,872.13 : x
  2. Step 2: Convert to fraction form
    475,567.49/713,143.86 = 179,872.13/x
  3. Step 3: Cross multiply
    475,567.49x = 713,143.86 × 179,872.13
  4. Step 4: Simplify right side
    475,567.49x = 128,274,701,528.90
  5. Step 5: Solve for x
    x = 128,274,701,528.90/475,567.49
  6. Step 6: Final answer
    x = 269,729.76

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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.