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Finding the Fourth Proportional to 436,118.72, 601,755.62 and 254,795.63

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Solution

The fourth proportional to 436,118.72, 601,755.62 and 254,795.63 is: 351,566.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    436,118.72 : 601,755.62 = 254,795.63 : x
  2. Step 2: Convert to fraction form
    436,118.72/601,755.62 = 254,795.63/x
  3. Step 3: Cross multiply
    436,118.72x = 601,755.62 × 254,795.63
  4. Step 4: Simplify right side
    436,118.72x = 153,324,702,303.94
  5. Step 5: Solve for x
    x = 153,324,702,303.94/436,118.72
  6. Step 6: Final answer
    x = 351,566.43

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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.