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Finding the Fourth Proportional to 317,329.25, 475,891.81 and 167,483.30

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Solution

The fourth proportional to 317,329.25, 475,891.81 and 167,483.30 is: 251,171.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    317,329.25 : 475,891.81 = 167,483.30 : x
  2. Step 2: Convert to fraction form
    317,329.25/475,891.81 = 167,483.30/x
  3. Step 3: Cross multiply
    317,329.25x = 475,891.81 × 167,483.30
  4. Step 4: Simplify right side
    317,329.25x = 79,703,927,983.61
  5. Step 5: Solve for x
    x = 79,703,927,983.61/317,329.25
  6. Step 6: Final answer
    x = 251,171.08

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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.