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Finding the Fourth Proportional to 609,526.94, 914,350.50 and 210,115.13

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Solution

The fourth proportional to 609,526.94, 914,350.50 and 210,115.13 is: 315,193.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    609,526.94 : 914,350.50 = 210,115.13 : x
  2. Step 2: Convert to fraction form
    609,526.94/914,350.50 = 210,115.13/x
  3. Step 3: Cross multiply
    609,526.94x = 914,350.50 × 210,115.13
  4. Step 4: Simplify right side
    609,526.94x = 192,118,874,173.07
  5. Step 5: Solve for x
    x = 192,118,874,173.07/609,526.94
  6. Step 6: Final answer
    x = 315,193.41

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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.