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Finding the Fourth Proportional to 312,037.20, 468,516.60 and 241,995.60

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Solution

The fourth proportional to 312,037.20, 468,516.60 and 241,995.60 is: 363,350.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    312,037.20 : 468,516.60 = 241,995.60 : x
  2. Step 2: Convert to fraction form
    312,037.20/468,516.60 = 241,995.60/x
  3. Step 3: Cross multiply
    312,037.20x = 468,516.60 × 241,995.60
  4. Step 4: Simplify right side
    312,037.20x = 113,378,955,726.96
  5. Step 5: Solve for x
    x = 113,378,955,726.96/312,037.20
  6. Step 6: Final answer
    x = 363,350.77

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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.