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Finding the Fourth Proportional to 1,179,265, 1,768,916.70 and 337,813.48

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Solution

The fourth proportional to 1,179,265, 1,768,916.70 and 337,813.48 is: 506,725.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,179,265 : 1,768,916.70 = 337,813.48 : x
  2. Step 2: Convert to fraction form
    1,179,265/1,768,916.70 = 337,813.48/x
  3. Step 3: Cross multiply
    1,179,265x = 1,768,916.70 × 337,813.48
  4. Step 4: Simplify right side
    1,179,265x = 597,563,906,257.12
  5. Step 5: Solve for x
    x = 597,563,906,257.12/1,179,265
  6. Step 6: Final answer
    x = 506,725.72

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.