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Finding the Fourth Proportional to 609,571.90, 914,418.06 and 210,160.18

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Solution

The fourth proportional to 609,571.90, 914,418.06 and 210,160.18 is: 315,261.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    609,571.90 : 914,418.06 = 210,160.18 : x
  2. Step 2: Convert to fraction form
    609,571.90/914,418.06 = 210,160.18/x
  3. Step 3: Cross multiply
    609,571.90x = 914,418.06 × 210,160.18
  4. Step 4: Simplify right side
    609,571.90x = 192,174,264,084.85
  5. Step 5: Solve for x
    x = 192,174,264,084.85/609,571.90
  6. Step 6: Final answer
    x = 315,261.03

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1.5x scale

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.