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Finding the Fourth Proportional to 609,903.41, 841,671.66 and 337,975.85

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Solution

The fourth proportional to 609,903.41, 841,671.66 and 337,975.85 is: 466,409.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    609,903.41 : 841,671.66 = 337,975.85 : x
  2. Step 2: Convert to fraction form
    609,903.41/841,671.66 = 337,975.85/x
  3. Step 3: Cross multiply
    609,903.41x = 841,671.66 × 337,975.85
  4. Step 4: Simplify right side
    609,903.41x = 284,464,690,501.05
  5. Step 5: Solve for x
    x = 284,464,690,501.05/609,903.41
  6. Step 6: Final answer
    x = 466,409.42

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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.