Home / 827,958.57-1,142,415.33-483,728.02

Finding the Fourth Proportional to 827,958.57, 1,142,415.33 and 483,728.02

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Solution

The fourth proportional to 827,958.57, 1,142,415.33 and 483,728.02 is: 667,446.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    827,958.57 : 1,142,415.33 = 483,728.02 : x
  2. Step 2: Convert to fraction form
    827,958.57/1,142,415.33 = 483,728.02/x
  3. Step 3: Cross multiply
    827,958.57x = 1,142,415.33 × 483,728.02
  4. Step 4: Simplify right side
    827,958.57x = 552,618,303,179.91
  5. Step 5: Solve for x
    x = 552,618,303,179.91/827,958.57
  6. Step 6: Final answer
    x = 667,446.81

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.