Home / 1,041,056.56-1,561,563.24-331,086.16

Finding the Fourth Proportional to 1,041,056.56, 1,561,563.24 and 331,086.16

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Solution

The fourth proportional to 1,041,056.56, 1,561,563.24 and 331,086.16 is: 496,622.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,041,056.56 : 1,561,563.24 = 331,086.16 : x
  2. Step 2: Convert to fraction form
    1,041,056.56/1,561,563.24 = 331,086.16/x
  3. Step 3: Cross multiply
    1,041,056.56x = 1,561,563.24 × 331,086.16
  4. Step 4: Simplify right side
    1,041,056.56x = 517,011,976,728.76
  5. Step 5: Solve for x
    x = 517,011,976,728.76/1,041,056.56
  6. Step 6: Final answer
    x = 496,622.37

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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.