Home / 792,813.80-1,188,586.46-413,544.26

Finding the Fourth Proportional to 792,813.80, 1,188,586.46 and 413,544.26

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Solution

The fourth proportional to 792,813.80, 1,188,586.46 and 413,544.26 is: 619,985.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    792,813.80 : 1,188,586.46 = 413,544.26 : x
  2. Step 2: Convert to fraction form
    792,813.80/1,188,586.46 = 413,544.26/x
  3. Step 3: Cross multiply
    792,813.80x = 1,188,586.46 × 413,544.26
  4. Step 4: Simplify right side
    792,813.80x = 491,533,108,046.72
  5. Step 5: Solve for x
    x = 491,533,108,046.72/792,813.80
  6. Step 6: Final answer
    x = 619,985.56

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Double scale
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1.5x scale

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.