Home / 314,735.25-434,204.58-219,297.27

Finding the Fourth Proportional to 314,735.25, 434,204.58 and 219,297.27

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Solution

The fourth proportional to 314,735.25, 434,204.58 and 219,297.27 is: 302,539.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    314,735.25 : 434,204.58 = 219,297.27 : x
  2. Step 2: Convert to fraction form
    314,735.25/434,204.58 = 219,297.27/x
  3. Step 3: Cross multiply
    314,735.25x = 434,204.58 × 219,297.27
  4. Step 4: Simplify right side
    314,735.25x = 95,219,879,015.50
  5. Step 5: Solve for x
    x = 95,219,879,015.50/314,735.25
  6. Step 6: Final answer
    x = 302,539.61

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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.