Home / 902,857.72-1,354,273.08-219,746.92

Finding the Fourth Proportional to 902,857.72, 1,354,273.08 and 219,746.92

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Solution

The fourth proportional to 902,857.72, 1,354,273.08 and 219,746.92 is: 329,617.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    902,857.72 : 1,354,273.08 = 219,746.92 : x
  2. Step 2: Convert to fraction form
    902,857.72/1,354,273.08 = 219,746.92/x
  3. Step 3: Cross multiply
    902,857.72x = 1,354,273.08 × 219,746.92
  4. Step 4: Simplify right side
    902,857.72x = 297,597,338,168.91
  5. Step 5: Solve for x
    x = 297,597,338,168.91/902,857.72
  6. Step 6: Final answer
    x = 329,617.09

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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.