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Finding the Fourth Proportional to 609,519.33, 841,142.98 and 367,755.19

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Solution

The fourth proportional to 609,519.33, 841,142.98 and 367,755.19 is: 507,505.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    609,519.33 : 841,142.98 = 367,755.19 : x
  2. Step 2: Convert to fraction form
    609,519.33/841,142.98 = 367,755.19/x
  3. Step 3: Cross multiply
    609,519.33x = 841,142.98 × 367,755.19
  4. Step 4: Simplify right side
    609,519.33x = 309,334,694,783.90
  5. Step 5: Solve for x
    x = 309,334,694,783.90/609,519.33
  6. Step 6: Final answer
    x = 507,505.96

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.