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Finding the Fourth Proportional to 352,199.16, 485,879.94 and 237,435.89

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Solution

The fourth proportional to 352,199.16, 485,879.94 and 237,435.89 is: 327,557.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    352,199.16 : 485,879.94 = 237,435.89 : x
  2. Step 2: Convert to fraction form
    352,199.16/485,879.94 = 237,435.89/x
  3. Step 3: Cross multiply
    352,199.16x = 485,879.94 × 237,435.89
  4. Step 4: Simplify right side
    352,199.16x = 115,365,333,557.65
  5. Step 5: Solve for x
    x = 115,365,333,557.65/352,199.16
  6. Step 6: Final answer
    x = 327,557.09

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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.