Home / 320,294.54-442,006.62-177,054.50

Finding the Fourth Proportional to 320,294.54, 442,006.62 and 177,054.50

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Solution

The fourth proportional to 320,294.54, 442,006.62 and 177,054.50 is: 244,335.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    320,294.54 : 442,006.62 = 177,054.50 : x
  2. Step 2: Convert to fraction form
    320,294.54/442,006.62 = 177,054.50/x
  3. Step 3: Cross multiply
    320,294.54x = 442,006.62 × 177,054.50
  4. Step 4: Simplify right side
    320,294.54x = 78,259,261,100.79
  5. Step 5: Solve for x
    x = 78,259,261,100.79/320,294.54
  6. Step 6: Final answer
    x = 244,335.30

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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.