Home / 429,869.40-593,234.12-238,890.84

Finding the Fourth Proportional to 429,869.40, 593,234.12 and 238,890.84

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Solution

The fourth proportional to 429,869.40, 593,234.12 and 238,890.84 is: 329,677.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    429,869.40 : 593,234.12 = 238,890.84 : x
  2. Step 2: Convert to fraction form
    429,869.40/593,234.12 = 238,890.84/x
  3. Step 3: Cross multiply
    429,869.40x = 593,234.12 × 238,890.84
  4. Step 4: Simplify right side
    429,869.40x = 141,718,197,243.46
  5. Step 5: Solve for x
    x = 141,718,197,243.46/429,869.40
  6. Step 6: Final answer
    x = 329,677.33

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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.