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Finding the Fourth Proportional to 609,817.42, 841,534.33 and 337,885.84

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Solution

The fourth proportional to 609,817.42, 841,534.33 and 337,885.84 is: 466,274.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    609,817.42 : 841,534.33 = 337,885.84 : x
  2. Step 2: Convert to fraction form
    609,817.42/841,534.33 = 337,885.84/x
  3. Step 3: Cross multiply
    609,817.42x = 841,534.33 × 337,885.84
  4. Step 4: Simplify right side
    609,817.42x = 284,342,528,083.79
  5. Step 5: Solve for x
    x = 284,342,528,083.79/609,817.42
  6. Step 6: Final answer
    x = 466,274.86

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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.