Home / 994,635.62-1,372,578.56-553,137.27

Finding the Fourth Proportional to 994,635.62, 1,372,578.56 and 553,137.27

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Solution

The fourth proportional to 994,635.62, 1,372,578.56 and 553,137.27 is: 763,319.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    994,635.62 : 1,372,578.56 = 553,137.27 : x
  2. Step 2: Convert to fraction form
    994,635.62/1,372,578.56 = 553,137.27/x
  3. Step 3: Cross multiply
    994,635.62x = 1,372,578.56 × 553,137.27
  4. Step 4: Simplify right side
    994,635.62x = 759,224,362,532.49
  5. Step 5: Solve for x
    x = 759,224,362,532.49/994,635.62
  6. Step 6: Final answer
    x = 763,319.10

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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.