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Finding the Fourth Proportional to 446,019.44, 615,356.07 and 254,896.70

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Solution

The fourth proportional to 446,019.44, 615,356.07 and 254,896.70 is: 351,671.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    446,019.44 : 615,356.07 = 254,896.70 : x
  2. Step 2: Convert to fraction form
    446,019.44/615,356.07 = 254,896.70/x
  3. Step 3: Cross multiply
    446,019.44x = 615,356.07 × 254,896.70
  4. Step 4: Simplify right side
    446,019.44x = 156,852,231,567.97
  5. Step 5: Solve for x
    x = 156,852,231,567.97/446,019.44
  6. Step 6: Final answer
    x = 351,671.29

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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.