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Finding the Fourth Proportional to 436,116.25, 601,840.92 and 242,519.82

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Solution

The fourth proportional to 436,116.25, 601,840.92 and 242,519.82 is: 334,677.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    436,116.25 : 601,840.92 = 242,519.82 : x
  2. Step 2: Convert to fraction form
    436,116.25/601,840.92 = 242,519.82/x
  3. Step 3: Cross multiply
    436,116.25x = 601,840.92 × 242,519.82
  4. Step 4: Simplify right side
    436,116.25x = 145,958,347,365.23
  5. Step 5: Solve for x
    x = 145,958,347,365.23/436,116.25
  6. Step 6: Final answer
    x = 334,677.62

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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.