Home / 278,277.73-384,024.24-150,954.23

Finding the Fourth Proportional to 278,277.73, 384,024.24 and 150,954.23

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Solution

The fourth proportional to 278,277.73, 384,024.24 and 150,954.23 is: 208,317.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    278,277.73 : 384,024.24 = 150,954.23 : x
  2. Step 2: Convert to fraction form
    278,277.73/384,024.24 = 150,954.23/x
  3. Step 3: Cross multiply
    278,277.73x = 384,024.24 × 150,954.23
  4. Step 4: Simplify right side
    278,277.73x = 57,970,084,410.60
  5. Step 5: Solve for x
    x = 57,970,084,410.60/278,277.73
  6. Step 6: Final answer
    x = 208,317.37

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1.5x scale

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.