Home / 607,078.06-837,745.69-335,140.12

Finding the Fourth Proportional to 607,078.06, 837,745.69 and 335,140.12

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Solution

The fourth proportional to 607,078.06, 837,745.69 and 335,140.12 is: 462,481.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    607,078.06 : 837,745.69 = 335,140.12 : x
  2. Step 2: Convert to fraction form
    607,078.06/837,745.69 = 335,140.12/x
  3. Step 3: Cross multiply
    607,078.06x = 837,745.69 × 335,140.12
  4. Step 4: Simplify right side
    607,078.06x = 280,762,185,211.65
  5. Step 5: Solve for x
    x = 280,762,185,211.65/607,078.06
  6. Step 6: Final answer
    x = 462,481.20

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.