Home / 305,118.44-457,684.32-214,792.04

Finding the Fourth Proportional to 305,118.44, 457,684.32 and 214,792.04

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Solution

The fourth proportional to 305,118.44, 457,684.32 and 214,792.04 is: 322,192.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    305,118.44 : 457,684.32 = 214,792.04 : x
  2. Step 2: Convert to fraction form
    305,118.44/457,684.32 = 214,792.04/x
  3. Step 3: Cross multiply
    305,118.44x = 457,684.32 × 214,792.04
  4. Step 4: Simplify right side
    305,118.44x = 98,306,948,768.81
  5. Step 5: Solve for x
    x = 98,306,948,768.81/305,118.44
  6. Step 6: Final answer
    x = 322,192.75

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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.