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Finding the Fourth Proportional to 436,117.72, 601,754.24 and 254,794.63

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Solution

The fourth proportional to 436,117.72, 601,754.24 and 254,794.63 is: 351,565.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    436,117.72 : 601,754.24 = 254,794.63 : x
  2. Step 2: Convert to fraction form
    436,117.72/601,754.24 = 254,794.63/x
  3. Step 3: Cross multiply
    436,117.72x = 601,754.24 × 254,794.63
  4. Step 4: Simplify right side
    436,117.72x = 153,323,749,550.93
  5. Step 5: Solve for x
    x = 153,323,749,550.93/436,117.72
  6. Step 6: Final answer
    x = 351,565.05

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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.