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Finding the Fourth Proportional to 1,495.58, 2,063.79 and 832.41

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Solution

The fourth proportional to 1,495.58, 2,063.79 and 832.41 is: 1,148.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,495.58 : 2,063.79 = 832.41 : x
  2. Step 2: Convert to fraction form
    1,495.58/2,063.79 = 832.41/x
  3. Step 3: Cross multiply
    1,495.58x = 2,063.79 × 832.41
  4. Step 4: Simplify right side
    1,495.58x = 1,717,919.43
  5. Step 5: Solve for x
    x = 1,717,919.43/1,495.58
  6. Step 6: Final answer
    x = 1,148.67

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.