Home / 373,072.40-559,738.20-162,861.20

Finding the Fourth Proportional to 373,072.40, 559,738.20 and 162,861.20

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Solution

The fourth proportional to 373,072.40, 559,738.20 and 162,861.20 is: 244,348.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    373,072.40 : 559,738.20 = 162,861.20 : x
  2. Step 2: Convert to fraction form
    373,072.40/559,738.20 = 162,861.20/x
  3. Step 3: Cross multiply
    373,072.40x = 559,738.20 × 162,861.20
  4. Step 4: Simplify right side
    373,072.40x = 91,159,634,937.84
  5. Step 5: Solve for x
    x = 91,159,634,937.84/373,072.40
  6. Step 6: Final answer
    x = 244,348.38

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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.