Home / 383,146.69-574,789.75-158,385.06

Finding the Fourth Proportional to 383,146.69, 574,789.75 and 158,385.06

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Solution

The fourth proportional to 383,146.69, 574,789.75 and 158,385.06 is: 237,606.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    383,146.69 : 574,789.75 = 158,385.06 : x
  2. Step 2: Convert to fraction form
    383,146.69/574,789.75 = 158,385.06/x
  3. Step 3: Cross multiply
    383,146.69x = 574,789.75 × 158,385.06
  4. Step 4: Simplify right side
    383,146.69x = 91,038,109,041.14
  5. Step 5: Solve for x
    x = 91,038,109,041.14/383,146.69
  6. Step 6: Final answer
    x = 237,606.41

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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.