Home / 275,003.06-379,473.82-152,492.36

Finding the Fourth Proportional to 275,003.06, 379,473.82 and 152,492.36

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Solution

The fourth proportional to 275,003.06, 379,473.82 and 152,492.36 is: 210,422.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    275,003.06 : 379,473.82 = 152,492.36 : x
  2. Step 2: Convert to fraction form
    275,003.06/379,473.82 = 152,492.36/x
  3. Step 3: Cross multiply
    275,003.06x = 379,473.82 × 152,492.36
  4. Step 4: Simplify right side
    275,003.06x = 57,866,858,370.02
  5. Step 5: Solve for x
    x = 57,866,858,370.02/275,003.06
  6. Step 6: Final answer
    x = 210,422.60

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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.