Home / 258,971.76-388,327.52-150,935.92

Finding the Fourth Proportional to 258,971.76, 388,327.52 and 150,935.92

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Solution

The fourth proportional to 258,971.76, 388,327.52 and 150,935.92 is: 226,328.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    258,971.76 : 388,327.52 = 150,935.92 : x
  2. Step 2: Convert to fraction form
    258,971.76/388,327.52 = 150,935.92/x
  3. Step 3: Cross multiply
    258,971.76x = 388,327.52 × 150,935.92
  4. Step 4: Simplify right side
    258,971.76x = 58,612,571,492.52
  5. Step 5: Solve for x
    x = 58,612,571,492.52/258,971.76
  6. Step 6: Final answer
    x = 226,328.04

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1.5x scale

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.