Home / 383,148.32-574,792.19-158,386.69

Finding the Fourth Proportional to 383,148.32, 574,792.19 and 158,386.69

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Solution

The fourth proportional to 383,148.32, 574,792.19 and 158,386.69 is: 237,608.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    383,148.32 : 574,792.19 = 158,386.69 : x
  2. Step 2: Convert to fraction form
    383,148.32/574,792.19 = 158,386.69/x
  3. Step 3: Cross multiply
    383,148.32x = 574,792.19 × 158,386.69
  4. Step 4: Simplify right side
    383,148.32x = 91,039,431,370.94
  5. Step 5: Solve for x
    x = 91,039,431,370.94/383,148.32
  6. Step 6: Final answer
    x = 237,608.85

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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.