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Finding the Fourth Proportional to 609,672.78, 841,348.29 and 337,758.33

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Solution

The fourth proportional to 609,672.78, 841,348.29 and 337,758.33 is: 466,106.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    609,672.78 : 841,348.29 = 337,758.33 : x
  2. Step 2: Convert to fraction form
    609,672.78/841,348.29 = 337,758.33/x
  3. Step 3: Cross multiply
    609,672.78x = 841,348.29 × 337,758.33
  4. Step 4: Simplify right side
    609,672.78x = 284,172,393,378.76
  5. Step 5: Solve for x
    x = 284,172,393,378.76/609,672.78
  6. Step 6: Final answer
    x = 466,106.41

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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.