Home / 330,927.84-496,216.80-120,548.16

Finding the Fourth Proportional to 330,927.84, 496,216.80 and 120,548.16

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Solution

The fourth proportional to 330,927.84, 496,216.80 and 120,548.16 is: 180,758.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    330,927.84 : 496,216.80 = 120,548.16 : x
  2. Step 2: Convert to fraction form
    330,927.84/496,216.80 = 120,548.16/x
  3. Step 3: Cross multiply
    330,927.84x = 496,216.80 × 120,548.16
  4. Step 4: Simplify right side
    330,927.84x = 59,818,022,201.09
  5. Step 5: Solve for x
    x = 59,818,022,201.09/330,927.84
  6. Step 6: Final answer
    x = 180,758.51

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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.