Home / 792,694.08-1,189,037.93-287,136.75

Finding the Fourth Proportional to 792,694.08, 1,189,037.93 and 287,136.75

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Solution

The fourth proportional to 792,694.08, 1,189,037.93 and 287,136.75 is: 430,703.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    792,694.08 : 1,189,037.93 = 287,136.75 : x
  2. Step 2: Convert to fraction form
    792,694.08/1,189,037.93 = 287,136.75/x
  3. Step 3: Cross multiply
    792,694.08x = 1,189,037.93 × 287,136.75
  4. Step 4: Simplify right side
    792,694.08x = 341,416,480,952.35
  5. Step 5: Solve for x
    x = 341,416,480,952.35/792,694.08
  6. Step 6: Final answer
    x = 430,703.96

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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.