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Finding the Fourth Proportional to 446,745.36, 616,513.37 and 242,796.27

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Solution

The fourth proportional to 446,745.36, 616,513.37 and 242,796.27 is: 335,061.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    446,745.36 : 616,513.37 = 242,796.27 : x
  2. Step 2: Convert to fraction form
    446,745.36/616,513.37 = 242,796.27/x
  3. Step 3: Cross multiply
    446,745.36x = 616,513.37 × 242,796.27
  4. Step 4: Simplify right side
    446,745.36x = 149,687,146,641.13
  5. Step 5: Solve for x
    x = 149,687,146,641.13/446,745.36
  6. Step 6: Final answer
    x = 335,061.45

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1.5x scale

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.