Home / 429,511.06-593,021.82-268,438.51

Finding the Fourth Proportional to 429,511.06, 593,021.82 and 268,438.51

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Solution

The fourth proportional to 429,511.06, 593,021.82 and 268,438.51 is: 370,630.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    429,511.06 : 593,021.82 = 268,438.51 : x
  2. Step 2: Convert to fraction form
    429,511.06/593,021.82 = 268,438.51/x
  3. Step 3: Cross multiply
    429,511.06x = 593,021.82 × 268,438.51
  4. Step 4: Simplify right side
    429,511.06x = 159,189,893,758.29
  5. Step 5: Solve for x
    x = 159,189,893,758.29/429,511.06
  6. Step 6: Final answer
    x = 370,630.49

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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.