Home / 883,234.80-1,324,949.40-322,390.80

Finding the Fourth Proportional to 883,234.80, 1,324,949.40 and 322,390.80

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Solution

The fourth proportional to 883,234.80, 1,324,949.40 and 322,390.80 is: 483,621.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    883,234.80 : 1,324,949.40 = 322,390.80 : x
  2. Step 2: Convert to fraction form
    883,234.80/1,324,949.40 = 322,390.80/x
  3. Step 3: Cross multiply
    883,234.80x = 1,324,949.40 × 322,390.80
  4. Step 4: Simplify right side
    883,234.80x = 427,151,497,025.52
  5. Step 5: Solve for x
    x = 427,151,497,025.52/883,234.80
  6. Step 6: Final answer
    x = 483,621.68

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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.