Home / 883,132.80-1,324,699.20-505,219.20

Finding the Fourth Proportional to 883,132.80, 1,324,699.20 and 505,219.20

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Solution

The fourth proportional to 883,132.80, 1,324,699.20 and 505,219.20 is: 757,828.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    883,132.80 : 1,324,699.20 = 505,219.20 : x
  2. Step 2: Convert to fraction form
    883,132.80/1,324,699.20 = 505,219.20/x
  3. Step 3: Cross multiply
    883,132.80x = 1,324,699.20 × 505,219.20
  4. Step 4: Simplify right side
    883,132.80x = 669,263,470,064.64
  5. Step 5: Solve for x
    x = 669,263,470,064.64/883,132.80
  6. Step 6: Final answer
    x = 757,828.80

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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.