Home / 383,339.46-575,276-158,701.06

Finding the Fourth Proportional to 383,339.46, 575,276 and 158,701.06

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Solution

The fourth proportional to 383,339.46, 575,276 and 158,701.06 is: 238,162.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    383,339.46 : 575,276 = 158,701.06 : x
  2. Step 2: Convert to fraction form
    383,339.46/575,276 = 158,701.06/x
  3. Step 3: Cross multiply
    383,339.46x = 575,276 × 158,701.06
  4. Step 4: Simplify right side
    383,339.46x = 91,296,910,992.56
  5. Step 5: Solve for x
    x = 91,296,910,992.56/383,339.46
  6. Step 6: Final answer
    x = 238,162.05

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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.