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Finding the Fourth Proportional to 606,729.48, 910,094.21 and 569,331.78

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Solution

The fourth proportional to 606,729.48, 910,094.21 and 569,331.78 is: 853,997.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    606,729.48 : 910,094.21 = 569,331.78 : x
  2. Step 2: Convert to fraction form
    606,729.48/910,094.21 = 569,331.78/x
  3. Step 3: Cross multiply
    606,729.48x = 910,094.21 × 569,331.78
  4. Step 4: Simplify right side
    606,729.48x = 518,145,556,546.99
  5. Step 5: Solve for x
    x = 518,145,556,546.99/606,729.48
  6. Step 6: Final answer
    x = 853,997.66

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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.