Home / 366,844.16-550,389.32-142,211.92

Finding the Fourth Proportional to 366,844.16, 550,389.32 and 142,211.92

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Solution

The fourth proportional to 366,844.16, 550,389.32 and 142,211.92 is: 213,365.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,844.16 : 550,389.32 = 142,211.92 : x
  2. Step 2: Convert to fraction form
    366,844.16/550,389.32 = 142,211.92/x
  3. Step 3: Cross multiply
    366,844.16x = 550,389.32 × 142,211.92
  4. Step 4: Simplify right side
    366,844.16x = 78,271,921,944.69
  5. Step 5: Solve for x
    x = 78,271,921,944.69/366,844.16
  6. Step 6: Final answer
    x = 213,365.59

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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.