Home / 330,839.87-496,309.01-153,364.82

Finding the Fourth Proportional to 330,839.87, 496,309.01 and 153,364.82

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Solution

The fourth proportional to 330,839.87, 496,309.01 and 153,364.82 is: 230,070.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    330,839.87 : 496,309.01 = 153,364.82 : x
  2. Step 2: Convert to fraction form
    330,839.87/496,309.01 = 153,364.82/x
  3. Step 3: Cross multiply
    330,839.87x = 496,309.01 × 153,364.82
  4. Step 4: Simplify right side
    330,839.87x = 76,116,338,734.66
  5. Step 5: Solve for x
    x = 76,116,338,734.66/330,839.87
  6. Step 6: Final answer
    x = 230,070.03

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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.