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Finding the Fourth Proportional to 538,492.07, 743,245.69 and 334,696.91

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Solution

The fourth proportional to 538,492.07, 743,245.69 and 334,696.91 is: 461,960.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    538,492.07 : 743,245.69 = 334,696.91 : x
  2. Step 2: Convert to fraction form
    538,492.07/743,245.69 = 334,696.91/x
  3. Step 3: Cross multiply
    538,492.07x = 743,245.69 × 334,696.91
  4. Step 4: Simplify right side
    538,492.07x = 248,762,035,813.82
  5. Step 5: Solve for x
    x = 248,762,035,813.82/538,492.07
  6. Step 6: Final answer
    x = 461,960.44

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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.