Home / 383,749.89-575,626.23-117,509.33

Finding the Fourth Proportional to 383,749.89, 575,626.23 and 117,509.33

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Solution

The fourth proportional to 383,749.89, 575,626.23 and 117,509.33 is: 176,264.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    383,749.89 : 575,626.23 = 117,509.33 : x
  2. Step 2: Convert to fraction form
    383,749.89/575,626.23 = 117,509.33/x
  3. Step 3: Cross multiply
    383,749.89x = 575,626.23 × 117,509.33
  4. Step 4: Simplify right side
    383,749.89x = 67,641,449,739.59
  5. Step 5: Solve for x
    x = 67,641,449,739.59/383,749.89
  6. Step 6: Final answer
    x = 176,264.41

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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.