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Finding the Fourth Proportional to 567,244.40, 850,981.80 and 193,305.20

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Solution

The fourth proportional to 567,244.40, 850,981.80 and 193,305.20 is: 289,997.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    567,244.40 : 850,981.80 = 193,305.20 : x
  2. Step 2: Convert to fraction form
    567,244.40/850,981.80 = 193,305.20/x
  3. Step 3: Cross multiply
    567,244.40x = 850,981.80 × 193,305.20
  4. Step 4: Simplify right side
    567,244.40x = 164,499,207,045.36
  5. Step 5: Solve for x
    x = 164,499,207,045.36/567,244.40
  6. Step 6: Final answer
    x = 289,997.06

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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.