Home / 501,218.46-751,815.18-146,235.60

Finding the Fourth Proportional to 501,218.46, 751,815.18 and 146,235.60

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Solution

The fourth proportional to 501,218.46, 751,815.18 and 146,235.60 is: 219,349.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    501,218.46 : 751,815.18 = 146,235.60 : x
  2. Step 2: Convert to fraction form
    501,218.46/751,815.18 = 146,235.60/x
  3. Step 3: Cross multiply
    501,218.46x = 751,815.18 × 146,235.60
  4. Step 4: Simplify right side
    501,218.46x = 109,942,143,936.41
  5. Step 5: Solve for x
    x = 109,942,143,936.41/501,218.46
  6. Step 6: Final answer
    x = 219,349.75

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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.