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Finding the Fourth Proportional to 473,190.85, 709,899.27 and 157,650.49

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Solution

The fourth proportional to 473,190.85, 709,899.27 and 157,650.49 is: 236,513.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    473,190.85 : 709,899.27 = 157,650.49 : x
  2. Step 2: Convert to fraction form
    473,190.85/709,899.27 = 157,650.49/x
  3. Step 3: Cross multiply
    473,190.85x = 709,899.27 × 157,650.49
  4. Step 4: Simplify right side
    473,190.85x = 111,915,967,766.14
  5. Step 5: Solve for x
    x = 111,915,967,766.14/473,190.85
  6. Step 6: Final answer
    x = 236,513.38

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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.