Home / 791,379.79-1,187,059.03-192,339.22

Finding the Fourth Proportional to 791,379.79, 1,187,059.03 and 192,339.22

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Solution

The fourth proportional to 791,379.79, 1,187,059.03 and 192,339.22 is: 288,506.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    791,379.79 : 1,187,059.03 = 192,339.22 : x
  2. Step 2: Convert to fraction form
    791,379.79/1,187,059.03 = 192,339.22/x
  3. Step 3: Cross multiply
    791,379.79x = 1,187,059.03 × 192,339.22
  4. Step 4: Simplify right side
    791,379.79x = 228,318,007,924.16
  5. Step 5: Solve for x
    x = 228,318,007,924.16/791,379.79
  6. Step 6: Final answer
    x = 288,506.24

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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.