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Finding the Fourth Proportional to 538,495.39, 743,250.26 and 334,700.22

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Solution

The fourth proportional to 538,495.39, 743,250.26 and 334,700.22 is: 461,965.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    538,495.39 : 743,250.26 = 334,700.22 : x
  2. Step 2: Convert to fraction form
    538,495.39/743,250.26 = 334,700.22/x
  3. Step 3: Cross multiply
    538,495.39x = 743,250.26 × 334,700.22
  4. Step 4: Simplify right side
    538,495.39x = 248,766,026,373.81
  5. Step 5: Solve for x
    x = 248,766,026,373.81/538,495.39
  6. Step 6: Final answer
    x = 461,965.01

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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.