Home / 770,508.69-1,063,391.81-448,232.37

Finding the Fourth Proportional to 770,508.69, 1,063,391.81 and 448,232.37

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Solution

The fourth proportional to 770,508.69, 1,063,391.81 and 448,232.37 is: 618,612.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    770,508.69 : 1,063,391.81 = 448,232.37 : x
  2. Step 2: Convert to fraction form
    770,508.69/1,063,391.81 = 448,232.37/x
  3. Step 3: Cross multiply
    770,508.69x = 1,063,391.81 × 448,232.37
  4. Step 4: Simplify right side
    770,508.69x = 476,646,628,993.73
  5. Step 5: Solve for x
    x = 476,646,628,993.73/770,508.69
  6. Step 6: Final answer
    x = 618,612.92

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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.