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Finding the Fourth Proportional to 339,587.52, 468,774.45 and 229,230.24

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Solution

The fourth proportional to 339,587.52, 468,774.45 and 229,230.24 is: 316,434.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    339,587.52 : 468,774.45 = 229,230.24 : x
  2. Step 2: Convert to fraction form
    339,587.52/468,774.45 = 229,230.24/x
  3. Step 3: Cross multiply
    339,587.52x = 468,774.45 × 229,230.24
  4. Step 4: Simplify right side
    339,587.52x = 107,457,279,679.37
  5. Step 5: Solve for x
    x = 107,457,279,679.37/339,587.52
  6. Step 6: Final answer
    x = 316,434.71

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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.