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Finding the Fourth Proportional to 448,480.32, 618,907.68 and 244,529.56

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Solution

The fourth proportional to 448,480.32, 618,907.68 and 244,529.56 is: 337,453.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    448,480.32 : 618,907.68 = 244,529.56 : x
  2. Step 2: Convert to fraction form
    448,480.32/618,907.68 = 244,529.56/x
  3. Step 3: Cross multiply
    448,480.32x = 618,907.68 × 244,529.56
  4. Step 4: Simplify right side
    448,480.32x = 151,341,222,671.02
  5. Step 5: Solve for x
    x = 151,341,222,671.02/448,480.32
  6. Step 6: Final answer
    x = 337,453.43

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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.