Home / 792,133.70-1,188,200.55-231,095.30

Finding the Fourth Proportional to 792,133.70, 1,188,200.55 and 231,095.30

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Solution

The fourth proportional to 792,133.70, 1,188,200.55 and 231,095.30 is: 346,642.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    792,133.70 : 1,188,200.55 = 231,095.30 : x
  2. Step 2: Convert to fraction form
    792,133.70/1,188,200.55 = 231,095.30/x
  3. Step 3: Cross multiply
    792,133.70x = 1,188,200.55 × 231,095.30
  4. Step 4: Simplify right side
    792,133.70x = 274,587,562,562.42
  5. Step 5: Solve for x
    x = 274,587,562,562.42/792,133.70
  6. Step 6: Final answer
    x = 346,642.95

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Double scale
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Similar ratio
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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.