Home / 493,084.86-739,342.04-193,214.36

Finding the Fourth Proportional to 493,084.86, 739,342.04 and 193,214.36

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Solution

The fourth proportional to 493,084.86, 739,342.04 and 193,214.36 is: 289,709.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    493,084.86 : 739,342.04 = 193,214.36 : x
  2. Step 2: Convert to fraction form
    493,084.86/739,342.04 = 193,214.36/x
  3. Step 3: Cross multiply
    493,084.86x = 739,342.04 × 193,214.36
  4. Step 4: Simplify right side
    493,084.86x = 142,851,494,416.91
  5. Step 5: Solve for x
    x = 142,851,494,416.91/493,084.86
  6. Step 6: Final answer
    x = 289,709.76

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.