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Finding the Fourth Proportional to 609,910.51, 841,681.49 and 337,982.95

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Solution

The fourth proportional to 609,910.51, 841,681.49 and 337,982.95 is: 466,419.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    609,910.51 : 841,681.49 = 337,982.95 : x
  2. Step 2: Convert to fraction form
    609,910.51/841,681.49 = 337,982.95/x
  3. Step 3: Cross multiply
    609,910.51x = 841,681.49 × 337,982.95
  4. Step 4: Simplify right side
    609,910.51x = 284,473,993,795.55
  5. Step 5: Solve for x
    x = 284,473,993,795.55/609,910.51
  6. Step 6: Final answer
    x = 466,419.23

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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.