Home / 383,284.36-575,010.70-113,391.38

Finding the Fourth Proportional to 383,284.36, 575,010.70 and 113,391.38

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Solution

The fourth proportional to 383,284.36, 575,010.70 and 113,391.38 is: 170,111.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    383,284.36 : 575,010.70 = 113,391.38 : x
  2. Step 2: Convert to fraction form
    383,284.36/575,010.70 = 113,391.38/x
  3. Step 3: Cross multiply
    383,284.36x = 575,010.70 × 113,391.38
  4. Step 4: Simplify right side
    383,284.36x = 65,201,256,787.77
  5. Step 5: Solve for x
    x = 65,201,256,787.77/383,284.36
  6. Step 6: Final answer
    x = 170,111.97

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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.