Home / 446,236.72-615,578.50-284,922.16

Finding the Fourth Proportional to 446,236.72, 615,578.50 and 284,922.16

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Solution

The fourth proportional to 446,236.72, 615,578.50 and 284,922.16 is: 393,046.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    446,236.72 : 615,578.50 = 284,922.16 : x
  2. Step 2: Convert to fraction form
    446,236.72/615,578.50 = 284,922.16/x
  3. Step 3: Cross multiply
    446,236.72x = 615,578.50 × 284,922.16
  4. Step 4: Simplify right side
    446,236.72x = 175,391,955,869.56
  5. Step 5: Solve for x
    x = 175,391,955,869.56/446,236.72
  6. Step 6: Final answer
    x = 393,046.89

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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.