Home / 903,231.32-1,355,754.18-802,687.64

Finding the Fourth Proportional to 903,231.32, 1,355,754.18 and 802,687.64

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Solution

The fourth proportional to 903,231.32, 1,355,754.18 and 802,687.64 is: 1,204,837.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    903,231.32 : 1,355,754.18 = 802,687.64 : x
  2. Step 2: Convert to fraction form
    903,231.32/1,355,754.18 = 802,687.64/x
  3. Step 3: Cross multiply
    903,231.32x = 1,355,754.18 × 802,687.64
  4. Step 4: Simplify right side
    903,231.32x = 1,088,247,123,164.34
  5. Step 5: Solve for x
    x = 1,088,247,123,164.34/903,231.32
  6. Step 6: Final answer
    x = 1,204,837.67

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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.