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Finding the Fourth Proportional to 609,668.66, 841,342.60 and 337,754.21

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Solution

The fourth proportional to 609,668.66, 841,342.60 and 337,754.21 is: 466,100.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    609,668.66 : 841,342.60 = 337,754.21 : x
  2. Step 2: Convert to fraction form
    609,668.66/841,342.60 = 337,754.21/x
  3. Step 3: Cross multiply
    609,668.66x = 841,342.60 × 337,754.21
  4. Step 4: Simplify right side
    609,668.66x = 284,167,000,151.25
  5. Step 5: Solve for x
    x = 284,167,000,151.25/609,668.66
  6. Step 6: Final answer
    x = 466,100.72

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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.