Home / 330,824.63-496,237.01-143,836.13

Finding the Fourth Proportional to 330,824.63, 496,237.01 and 143,836.13

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Solution

The fourth proportional to 330,824.63, 496,237.01 and 143,836.13 is: 215,754.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    330,824.63 : 496,237.01 = 143,836.13 : x
  2. Step 2: Convert to fraction form
    330,824.63/496,237.01 = 143,836.13/x
  3. Step 3: Cross multiply
    330,824.63x = 496,237.01 × 143,836.13
  4. Step 4: Simplify right side
    330,824.63x = 71,376,807,880.81
  5. Step 5: Solve for x
    x = 71,376,807,880.81/330,824.63
  6. Step 6: Final answer
    x = 215,754.22

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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.