Home / 1,011,198.53-1,517,125.89-301,232.72

Finding the Fourth Proportional to 1,011,198.53, 1,517,125.89 and 301,232.72

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Solution

The fourth proportional to 1,011,198.53, 1,517,125.89 and 301,232.72 is: 451,946.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,011,198.53 : 1,517,125.89 = 301,232.72 : x
  2. Step 2: Convert to fraction form
    1,011,198.53/1,517,125.89 = 301,232.72/x
  3. Step 3: Cross multiply
    1,011,198.53x = 1,517,125.89 × 301,232.72
  4. Step 4: Simplify right side
    1,011,198.53x = 457,007,958,427.12
  5. Step 5: Solve for x
    x = 457,007,958,427.12/1,011,198.53
  6. Step 6: Final answer
    x = 451,946.82

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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.