Home / 759,320.33-1,139,000.94-332,636.63

Finding the Fourth Proportional to 759,320.33, 1,139,000.94 and 332,636.63

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Solution

The fourth proportional to 759,320.33, 1,139,000.94 and 332,636.63 is: 498,963.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    759,320.33 : 1,139,000.94 = 332,636.63 : x
  2. Step 2: Convert to fraction form
    759,320.33/1,139,000.94 = 332,636.63/x
  3. Step 3: Cross multiply
    759,320.33x = 1,139,000.94 × 332,636.63
  4. Step 4: Simplify right side
    759,320.33x = 378,873,428,553.43
  5. Step 5: Solve for x
    x = 378,873,428,553.43/759,320.33
  6. Step 6: Final answer
    x = 498,963.90

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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.