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Finding the Fourth Proportional to 317,296.86, 475,946.93 and 106,936.62

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Solution

The fourth proportional to 317,296.86, 475,946.93 and 106,936.62 is: 160,405.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    317,296.86 : 475,946.93 = 106,936.62 : x
  2. Step 2: Convert to fraction form
    317,296.86/475,946.93 = 106,936.62/x
  3. Step 3: Cross multiply
    317,296.86x = 475,946.93 × 106,936.62
  4. Step 4: Simplify right side
    317,296.86x = 50,896,155,993.58
  5. Step 5: Solve for x
    x = 50,896,155,993.58/317,296.86
  6. Step 6: Final answer
    x = 160,405.48

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1.5x scale

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.