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Finding the Fourth Proportional to 335,707.76, 503,578.38 and 95,857.24

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Solution

The fourth proportional to 335,707.76, 503,578.38 and 95,857.24 is: 143,790.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    335,707.76 : 503,578.38 = 95,857.24 : x
  2. Step 2: Convert to fraction form
    335,707.76/503,578.38 = 95,857.24/x
  3. Step 3: Cross multiply
    335,707.76x = 503,578.38 × 95,857.24
  4. Step 4: Simplify right side
    335,707.76x = 48,271,633,630.47
  5. Step 5: Solve for x
    x = 48,271,633,630.47/335,707.76
  6. Step 6: Final answer
    x = 143,790.64

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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.