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Finding the Fourth Proportional to 335,611.92, 463,147.72 and 184,712.40

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Solution

The fourth proportional to 335,611.92, 463,147.72 and 184,712.40 is: 254,904.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    335,611.92 : 463,147.72 = 184,712.40 : x
  2. Step 2: Convert to fraction form
    335,611.92/463,147.72 = 184,712.40/x
  3. Step 3: Cross multiply
    335,611.92x = 463,147.72 × 184,712.40
  4. Step 4: Simplify right side
    335,611.92x = 85,549,126,915.73
  5. Step 5: Solve for x
    x = 85,549,126,915.73/335,611.92
  6. Step 6: Final answer
    x = 254,904.91

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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.