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Finding the Fourth Proportional to 446,249.25, 615,762 and 262,496.16

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Solution

The fourth proportional to 446,249.25, 615,762 and 262,496.16 is: 362,208.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    446,249.25 : 615,762 = 262,496.16 : x
  2. Step 2: Convert to fraction form
    446,249.25/615,762 = 262,496.16/x
  3. Step 3: Cross multiply
    446,249.25x = 615,762 × 262,496.16
  4. Step 4: Simplify right side
    446,249.25x = 161,635,160,473.92
  5. Step 5: Solve for x
    x = 161,635,160,473.92/446,249.25
  6. Step 6: Final answer
    x = 362,208.25

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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.