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Finding the Fourth Proportional to 339,589.52, 468,777.21 and 229,232.24

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Solution

The fourth proportional to 339,589.52, 468,777.21 and 229,232.24 is: 316,437.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    339,589.52 : 468,777.21 = 229,232.24 : x
  2. Step 2: Convert to fraction form
    339,589.52/468,777.21 = 229,232.24/x
  3. Step 3: Cross multiply
    339,589.52x = 468,777.21 × 229,232.24
  4. Step 4: Simplify right side
    339,589.52x = 107,458,849,909.25
  5. Step 5: Solve for x
    x = 107,458,849,909.25/339,589.52
  6. Step 6: Final answer
    x = 316,437.47

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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.