Home / 888,276.48-1,331,822.84-489,105.24

Finding the Fourth Proportional to 888,276.48, 1,331,822.84 and 489,105.24

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Solution

The fourth proportional to 888,276.48, 1,331,822.84 and 489,105.24 is: 733,331.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    888,276.48 : 1,331,822.84 = 489,105.24 : x
  2. Step 2: Convert to fraction form
    888,276.48/1,331,822.84 = 489,105.24/x
  3. Step 3: Cross multiply
    888,276.48x = 1,331,822.84 × 489,105.24
  4. Step 4: Simplify right side
    888,276.48x = 651,401,529,795.68
  5. Step 5: Solve for x
    x = 651,401,529,795.68/888,276.48
  6. Step 6: Final answer
    x = 733,331.96

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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.