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Finding the Fourth Proportional to 448,682.28, 619,183.47 and 244,737.58

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Solution

The fourth proportional to 448,682.28, 619,183.47 and 244,737.58 is: 337,738.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    448,682.28 : 619,183.47 = 244,737.58 : x
  2. Step 2: Convert to fraction form
    448,682.28/619,183.47 = 244,737.58/x
  3. Step 3: Cross multiply
    448,682.28x = 619,183.47 × 244,737.58
  4. Step 4: Simplify right side
    448,682.28x = 151,537,464,023.80
  5. Step 5: Solve for x
    x = 151,537,464,023.80/448,682.28
  6. Step 6: Final answer
    x = 337,738.91

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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.