Home / 959,128.20-1,323,597.03-529,408.44

Finding the Fourth Proportional to 959,128.20, 1,323,597.03 and 529,408.44

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Solution

The fourth proportional to 959,128.20, 1,323,597.03 and 529,408.44 is: 730,583.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    959,128.20 : 1,323,597.03 = 529,408.44 : x
  2. Step 2: Convert to fraction form
    959,128.20/1,323,597.03 = 529,408.44/x
  3. Step 3: Cross multiply
    959,128.20x = 1,323,597.03 × 529,408.44
  4. Step 4: Simplify right side
    959,128.20x = 700,723,438,840.93
  5. Step 5: Solve for x
    x = 700,723,438,840.93/959,128.20
  6. Step 6: Final answer
    x = 730,583.71

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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.