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Finding the Fourth Proportional to 429,521.16, 592,722.97 and 238,546.86

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Solution

The fourth proportional to 429,521.16, 592,722.97 and 238,546.86 is: 329,185.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    429,521.16 : 592,722.97 = 238,546.86 : x
  2. Step 2: Convert to fraction form
    429,521.16/592,722.97 = 238,546.86/x
  3. Step 3: Cross multiply
    429,521.16x = 592,722.97 × 238,546.86
  4. Step 4: Simplify right side
    429,521.16x = 141,392,203,343.37
  5. Step 5: Solve for x
    x = 141,392,203,343.37/429,521.16
  6. Step 6: Final answer
    x = 329,185.65

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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.