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Finding the Fourth Proportional to 538,495.38, 743,250.27 and 334,700.22

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Solution

The fourth proportional to 538,495.38, 743,250.27 and 334,700.22 is: 461,965.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    538,495.38 : 743,250.27 = 334,700.22 : x
  2. Step 2: Convert to fraction form
    538,495.38/743,250.27 = 334,700.22/x
  3. Step 3: Cross multiply
    538,495.38x = 743,250.27 × 334,700.22
  4. Step 4: Simplify right side
    538,495.38x = 248,766,028,884.06
  5. Step 5: Solve for x
    x = 248,766,028,884.06/538,495.38
  6. Step 6: Final answer
    x = 461,965.02

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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.