Home / 792,120.36-1,092,771.90-469,844.04

Finding the Fourth Proportional to 792,120.36, 1,092,771.90 and 469,844.04

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Solution

The fourth proportional to 792,120.36, 1,092,771.90 and 469,844.04 is: 648,174.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    792,120.36 : 1,092,771.90 = 469,844.04 : x
  2. Step 2: Convert to fraction form
    792,120.36/1,092,771.90 = 469,844.04/x
  3. Step 3: Cross multiply
    792,120.36x = 1,092,771.90 × 469,844.04
  4. Step 4: Simplify right side
    792,120.36x = 513,432,364,294.48
  5. Step 5: Solve for x
    x = 513,432,364,294.48/792,120.36
  6. Step 6: Final answer
    x = 648,174.68

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.