Home / 792,867.55-1,188,248.32-432,112.18

Finding the Fourth Proportional to 792,867.55, 1,188,248.32 and 432,112.18

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Solution

The fourth proportional to 792,867.55, 1,188,248.32 and 432,112.18 is: 647,594.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    792,867.55 : 1,188,248.32 = 432,112.18 : x
  2. Step 2: Convert to fraction form
    792,867.55/1,188,248.32 = 432,112.18/x
  3. Step 3: Cross multiply
    792,867.55x = 1,188,248.32 × 432,112.18
  4. Step 4: Simplify right side
    792,867.55x = 513,456,571,936.54
  5. Step 5: Solve for x
    x = 513,456,571,936.54/792,867.55
  6. Step 6: Final answer
    x = 647,594.38

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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.