Home / 581,313.20-871,612.96-225,912.24

Finding the Fourth Proportional to 581,313.20, 871,612.96 and 225,912.24

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Solution

The fourth proportional to 581,313.20, 871,612.96 and 225,912.24 is: 338,729.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    581,313.20 : 871,612.96 = 225,912.24 : x
  2. Step 2: Convert to fraction form
    581,313.20/871,612.96 = 225,912.24/x
  3. Step 3: Cross multiply
    581,313.20x = 871,612.96 × 225,912.24
  4. Step 4: Simplify right side
    581,313.20x = 196,908,036,206.63
  5. Step 5: Solve for x
    x = 196,908,036,206.63/581,313.20
  6. Step 6: Final answer
    x = 338,729.68

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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.