Home / 815,023.80-1,221,369.30-600,114.60

Finding the Fourth Proportional to 815,023.80, 1,221,369.30 and 600,114.60

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Solution

The fourth proportional to 815,023.80, 1,221,369.30 and 600,114.60 is: 899,313.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    815,023.80 : 1,221,369.30 = 600,114.60 : x
  2. Step 2: Convert to fraction form
    815,023.80/1,221,369.30 = 600,114.60/x
  3. Step 3: Cross multiply
    815,023.80x = 1,221,369.30 × 600,114.60
  4. Step 4: Simplify right side
    815,023.80x = 732,961,548,921.78
  5. Step 5: Solve for x
    x = 732,961,548,921.78/815,023.80
  6. Step 6: Final answer
    x = 899,313.06

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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.