Home / 335,490.56-503,268.24-122,315.84

Finding the Fourth Proportional to 335,490.56, 503,268.24 and 122,315.84

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Solution

The fourth proportional to 335,490.56, 503,268.24 and 122,315.84 is: 183,485.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    335,490.56 : 503,268.24 = 122,315.84 : x
  2. Step 2: Convert to fraction form
    335,490.56/503,268.24 = 122,315.84/x
  3. Step 3: Cross multiply
    335,490.56x = 503,268.24 × 122,315.84
  4. Step 4: Simplify right side
    335,490.56x = 61,557,677,520.92
  5. Step 5: Solve for x
    x = 61,557,677,520.92/335,490.56
  6. Step 6: Final answer
    x = 183,485.57

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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.