Home / 330,839.65-496,463.60-153,313.57

Finding the Fourth Proportional to 330,839.65, 496,463.60 and 153,313.57

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Solution

The fourth proportional to 330,839.65, 496,463.60 and 153,313.57 is: 230,064.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    330,839.65 : 496,463.60 = 153,313.57 : x
  2. Step 2: Convert to fraction form
    330,839.65/496,463.60 = 153,313.57/x
  3. Step 3: Cross multiply
    330,839.65x = 496,463.60 × 153,313.57
  4. Step 4: Simplify right side
    330,839.65x = 76,114,606,891.05
  5. Step 5: Solve for x
    x = 76,114,606,891.05/330,839.65
  6. Step 6: Final answer
    x = 230,064.95

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1.5x scale

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.