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Finding the Fourth Proportional to 448,471.88, 618,896.06 and 244,521.17

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Solution

The fourth proportional to 448,471.88, 618,896.06 and 244,521.17 is: 337,441.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    448,471.88 : 618,896.06 = 244,521.17 : x
  2. Step 2: Convert to fraction form
    448,471.88/618,896.06 = 244,521.17/x
  3. Step 3: Cross multiply
    448,471.88x = 618,896.06 × 244,521.17
  4. Step 4: Simplify right side
    448,471.88x = 151,333,188,699.59
  5. Step 5: Solve for x
    x = 151,333,188,699.59/448,471.88
  6. Step 6: Final answer
    x = 337,441.87

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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.