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Finding the Fourth Proportional to 448,655.45, 619,151.90 and 244,706.37

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Solution

The fourth proportional to 448,655.45, 619,151.90 and 244,706.37 is: 337,698.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    448,655.45 : 619,151.90 = 244,706.37 : x
  2. Step 2: Convert to fraction form
    448,655.45/619,151.90 = 244,706.37/x
  3. Step 3: Cross multiply
    448,655.45x = 619,151.90 × 244,706.37
  4. Step 4: Simplify right side
    448,655.45x = 151,510,412,704.07
  5. Step 5: Solve for x
    x = 151,510,412,704.07/448,655.45
  6. Step 6: Final answer
    x = 337,698.82

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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.