Home / 254,664.20-383,476-188,572.52

Finding the Fourth Proportional to 254,664.20, 383,476 and 188,572.52

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Solution

The fourth proportional to 254,664.20, 383,476 and 188,572.52 is: 283,954.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,664.20 : 383,476 = 188,572.52 : x
  2. Step 2: Convert to fraction form
    254,664.20/383,476 = 188,572.52/x
  3. Step 3: Cross multiply
    254,664.20x = 383,476 × 188,572.52
  4. Step 4: Simplify right side
    254,664.20x = 72,313,035,679.52
  5. Step 5: Solve for x
    x = 72,313,035,679.52/254,664.20
  6. Step 6: Final answer
    x = 283,954.46

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.