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Finding the Fourth Proportional to 552,182.27, 761,700.31 and 331,362.39

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Solution

The fourth proportional to 552,182.27, 761,700.31 and 331,362.39 is: 457,093.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    552,182.27 : 761,700.31 = 331,362.39 : x
  2. Step 2: Convert to fraction form
    552,182.27/761,700.31 = 331,362.39/x
  3. Step 3: Cross multiply
    552,182.27x = 761,700.31 × 331,362.39
  4. Step 4: Simplify right side
    552,182.27x = 252,398,837,213.31
  5. Step 5: Solve for x
    x = 252,398,837,213.31/552,182.27
  6. Step 6: Final answer
    x = 457,093.34

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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.