Home / 792,155.99-1,188,556.97-286,770.36

Finding the Fourth Proportional to 792,155.99, 1,188,556.97 and 286,770.36

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Solution

The fourth proportional to 792,155.99, 1,188,556.97 and 286,770.36 is: 430,272.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    792,155.99 : 1,188,556.97 = 286,770.36 : x
  2. Step 2: Convert to fraction form
    792,155.99/1,188,556.97 = 286,770.36/x
  3. Step 3: Cross multiply
    792,155.99x = 1,188,556.97 × 286,770.36
  4. Step 4: Simplify right side
    792,155.99x = 340,842,908,733.56
  5. Step 5: Solve for x
    x = 340,842,908,733.56/792,155.99
  6. Step 6: Final answer
    x = 430,272.47

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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.