Home / 942,309.52-1,413,442.38-302,611.96

Finding the Fourth Proportional to 942,309.52, 1,413,442.38 and 302,611.96

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Solution

The fourth proportional to 942,309.52, 1,413,442.38 and 302,611.96 is: 453,910.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    942,309.52 : 1,413,442.38 = 302,611.96 : x
  2. Step 2: Convert to fraction form
    942,309.52/1,413,442.38 = 302,611.96/x
  3. Step 3: Cross multiply
    942,309.52x = 1,413,442.38 × 302,611.96
  4. Step 4: Simplify right side
    942,309.52x = 427,724,568,958.87
  5. Step 5: Solve for x
    x = 427,724,568,958.87/942,309.52
  6. Step 6: Final answer
    x = 453,910.91

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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.