Home / 330,948.28-496,323.46-120,537.01

Finding the Fourth Proportional to 330,948.28, 496,323.46 and 120,537.01

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Solution

The fourth proportional to 330,948.28, 496,323.46 and 120,537.01 is: 180,769.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    330,948.28 : 496,323.46 = 120,537.01 : x
  2. Step 2: Convert to fraction form
    330,948.28/496,323.46 = 120,537.01/x
  3. Step 3: Cross multiply
    330,948.28x = 496,323.46 × 120,537.01
  4. Step 4: Simplify right side
    330,948.28x = 59,825,345,861.25
  5. Step 5: Solve for x
    x = 59,825,345,861.25/330,948.28
  6. Step 6: Final answer
    x = 180,769.47

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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.