Home / 829,383.84-1,244,067.60-379,977.24

Finding the Fourth Proportional to 829,383.84, 1,244,067.60 and 379,977.24

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Solution

The fourth proportional to 829,383.84, 1,244,067.60 and 379,977.24 is: 569,962.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    829,383.84 : 1,244,067.60 = 379,977.24 : x
  2. Step 2: Convert to fraction form
    829,383.84/1,244,067.60 = 379,977.24/x
  3. Step 3: Cross multiply
    829,383.84x = 1,244,067.60 × 379,977.24
  4. Step 4: Simplify right side
    829,383.84x = 472,717,373,021.42
  5. Step 5: Solve for x
    x = 472,717,373,021.42/829,383.84
  6. Step 6: Final answer
    x = 569,962.12

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.