Home / 330,807.28-496,011.14-148,404.69

Finding the Fourth Proportional to 330,807.28, 496,011.14 and 148,404.69

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Solution

The fourth proportional to 330,807.28, 496,011.14 and 148,404.69 is: 222,517.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    330,807.28 : 496,011.14 = 148,404.69 : x
  2. Step 2: Convert to fraction form
    330,807.28/496,011.14 = 148,404.69/x
  3. Step 3: Cross multiply
    330,807.28x = 496,011.14 × 148,404.69
  4. Step 4: Simplify right side
    330,807.28x = 73,610,379,468.25
  5. Step 5: Solve for x
    x = 73,610,379,468.25/330,807.28
  6. Step 6: Final answer
    x = 222,517.41

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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.