Home / 328,200.57-492,020.04-125,941.82

Finding the Fourth Proportional to 328,200.57, 492,020.04 and 125,941.82

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Solution

The fourth proportional to 328,200.57, 492,020.04 and 125,941.82 is: 188,804.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    328,200.57 : 492,020.04 = 125,941.82 : x
  2. Step 2: Convert to fraction form
    328,200.57/492,020.04 = 125,941.82/x
  3. Step 3: Cross multiply
    328,200.57x = 492,020.04 × 125,941.82
  4. Step 4: Simplify right side
    328,200.57x = 61,965,896,853.97
  5. Step 5: Solve for x
    x = 61,965,896,853.97/328,200.57
  6. Step 6: Final answer
    x = 188,804.96

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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.