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Finding the Fourth Proportional to 637,995.28, 880,453.38 and 366,112.96

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Solution

The fourth proportional to 637,995.28, 880,453.38 and 366,112.96 is: 505,247.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    637,995.28 : 880,453.38 = 366,112.96 : x
  2. Step 2: Convert to fraction form
    637,995.28/880,453.38 = 366,112.96/x
  3. Step 3: Cross multiply
    637,995.28x = 880,453.38 × 366,112.96
  4. Step 4: Simplify right side
    637,995.28x = 322,345,393,093.81
  5. Step 5: Solve for x
    x = 322,345,393,093.81/637,995.28
  6. Step 6: Final answer
    x = 505,247.30

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.