Home / 759,396.12-1,139,408.46-332,711.34

Finding the Fourth Proportional to 759,396.12, 1,139,408.46 and 332,711.34

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Solution

The fourth proportional to 759,396.12, 1,139,408.46 and 332,711.34 is: 499,204.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    759,396.12 : 1,139,408.46 = 332,711.34 : x
  2. Step 2: Convert to fraction form
    759,396.12/1,139,408.46 = 332,711.34/x
  3. Step 3: Cross multiply
    759,396.12x = 1,139,408.46 × 332,711.34
  4. Step 4: Simplify right side
    759,396.12x = 379,094,115,533.94
  5. Step 5: Solve for x
    x = 379,094,115,533.94/759,396.12
  6. Step 6: Final answer
    x = 499,204.70

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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.