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Finding the Fourth Proportional to 357,992.01, 494,027.19 and 210,902.27

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Solution

The fourth proportional to 357,992.01, 494,027.19 and 210,902.27 is: 291,044.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    357,992.01 : 494,027.19 = 210,902.27 : x
  2. Step 2: Convert to fraction form
    357,992.01/494,027.19 = 210,902.27/x
  3. Step 3: Cross multiply
    357,992.01x = 494,027.19 × 210,902.27
  4. Step 4: Simplify right side
    357,992.01x = 104,191,453,342.59
  5. Step 5: Solve for x
    x = 104,191,453,342.59/357,992.01
  6. Step 6: Final answer
    x = 291,044.07

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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.