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Finding the Fourth Proportional to 292,659.96, 438,944.04 and 92,954.01

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Solution

The fourth proportional to 292,659.96, 438,944.04 and 92,954.01 is: 139,416.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    292,659.96 : 438,944.04 = 92,954.01 : x
  2. Step 2: Convert to fraction form
    292,659.96/438,944.04 = 92,954.01/x
  3. Step 3: Cross multiply
    292,659.96x = 438,944.04 × 92,954.01
  4. Step 4: Simplify right side
    292,659.96x = 40,801,608,683.60
  5. Step 5: Solve for x
    x = 40,801,608,683.60/292,659.96
  6. Step 6: Final answer
    x = 139,416.44

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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.