Home / 723,845.73-1,085,414.82-297,267.53

Finding the Fourth Proportional to 723,845.73, 1,085,414.82 and 297,267.53

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Solution

The fourth proportional to 723,845.73, 1,085,414.82 and 297,267.53 is: 445,756.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    723,845.73 : 1,085,414.82 = 297,267.53 : x
  2. Step 2: Convert to fraction form
    723,845.73/1,085,414.82 = 297,267.53/x
  3. Step 3: Cross multiply
    723,845.73x = 1,085,414.82 × 297,267.53
  4. Step 4: Simplify right side
    723,845.73x = 322,658,579,853.26
  5. Step 5: Solve for x
    x = 322,658,579,853.26/723,845.73
  6. Step 6: Final answer
    x = 445,756.01

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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.