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Finding the Fourth Proportional to 446,026.70, 615,198.84 and 409,351.04

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Solution

The fourth proportional to 446,026.70, 615,198.84 and 409,351.04 is: 564,612.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    446,026.70 : 615,198.84 = 409,351.04 : x
  2. Step 2: Convert to fraction form
    446,026.70/615,198.84 = 409,351.04/x
  3. Step 3: Cross multiply
    446,026.70x = 615,198.84 × 409,351.04
  4. Step 4: Simplify right side
    446,026.70x = 251,832,284,960.79
  5. Step 5: Solve for x
    x = 251,832,284,960.79/446,026.70
  6. Step 6: Final answer
    x = 564,612.58

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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.