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Finding the Fourth Proportional to 609,056.24, 840,476.56 and 337,136

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Solution

The fourth proportional to 609,056.24, 840,476.56 and 337,136 is: 465,236.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    609,056.24 : 840,476.56 = 337,136 : x
  2. Step 2: Convert to fraction form
    609,056.24/840,476.56 = 337,136/x
  3. Step 3: Cross multiply
    609,056.24x = 840,476.56 × 337,136
  4. Step 4: Simplify right side
    609,056.24x = 283,354,905,532.16
  5. Step 5: Solve for x
    x = 283,354,905,532.16/609,056.24
  6. Step 6: Final answer
    x = 465,236.03

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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.