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Finding the Fourth Proportional to 365,331.95, 504,142.23 and 199,756.88

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Solution

The fourth proportional to 365,331.95, 504,142.23 and 199,756.88 is: 275,655.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    365,331.95 : 504,142.23 = 199,756.88 : x
  2. Step 2: Convert to fraction form
    365,331.95/504,142.23 = 199,756.88/x
  3. Step 3: Cross multiply
    365,331.95x = 504,142.23 × 199,756.88
  4. Step 4: Simplify right side
    365,331.95x = 100,705,878,941.04
  5. Step 5: Solve for x
    x = 100,705,878,941.04/365,331.95
  6. Step 6: Final answer
    x = 275,655.82

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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.