Home / 1,406.34-2,110.26-529.44

Finding the Fourth Proportional to 1,406.34, 2,110.26 and 529.44

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Solution

The fourth proportional to 1,406.34, 2,110.26 and 529.44 is: 794.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,406.34 : 2,110.26 = 529.44 : x
  2. Step 2: Convert to fraction form
    1,406.34/2,110.26 = 529.44/x
  3. Step 3: Cross multiply
    1,406.34x = 2,110.26 × 529.44
  4. Step 4: Simplify right side
    1,406.34x = 1,117,256.05
  5. Step 5: Solve for x
    x = 1,117,256.05/1,406.34
  6. Step 6: Final answer
    x = 794.44

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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.