Home / 792,890.02-1,189,324.36-193,856.32

Finding the Fourth Proportional to 792,890.02, 1,189,324.36 and 193,856.32

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Solution

The fourth proportional to 792,890.02, 1,189,324.36 and 193,856.32 is: 290,781.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    792,890.02 : 1,189,324.36 = 193,856.32 : x
  2. Step 2: Convert to fraction form
    792,890.02/1,189,324.36 = 193,856.32/x
  3. Step 3: Cross multiply
    792,890.02x = 1,189,324.36 × 193,856.32
  4. Step 4: Simplify right side
    792,890.02x = 230,558,043,715.96
  5. Step 5: Solve for x
    x = 230,558,043,715.96/792,890.02
  6. Step 6: Final answer
    x = 290,781.87

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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.