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Finding the Fourth Proportional to 609,755.05, 914,561.34 and 245,001.94

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Solution

The fourth proportional to 609,755.05, 914,561.34 and 245,001.94 is: 367,474.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    609,755.05 : 914,561.34 = 245,001.94 : x
  2. Step 2: Convert to fraction form
    609,755.05/914,561.34 = 245,001.94/x
  3. Step 3: Cross multiply
    609,755.05x = 914,561.34 × 245,001.94
  4. Step 4: Simplify right side
    609,755.05x = 224,069,302,549.00
  5. Step 5: Solve for x
    x = 224,069,302,549.00/609,755.05
  6. Step 6: Final answer
    x = 367,474.29

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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.