Home / 305,944.02-422,263.13-195,492.02

Finding the Fourth Proportional to 305,944.02, 422,263.13 and 195,492.02

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Solution

The fourth proportional to 305,944.02, 422,263.13 and 195,492.02 is: 269,817.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    305,944.02 : 422,263.13 = 195,492.02 : x
  2. Step 2: Convert to fraction form
    305,944.02/422,263.13 = 195,492.02/x
  3. Step 3: Cross multiply
    305,944.02x = 422,263.13 × 195,492.02
  4. Step 4: Simplify right side
    305,944.02x = 82,549,070,266.09
  5. Step 5: Solve for x
    x = 82,549,070,266.09/305,944.02
  6. Step 6: Final answer
    x = 269,817.56

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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.