Finding the Fourth Proportional to 322,166.64, 483,249.96 and 122,440.08
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Solution
The fourth proportional to 322,166.64, 483,249.96 and 122,440.08 is: 183,660.12
Step by Step Solution
- Step 1: Write the proportion equation
322,166.64 : 483,249.96 = 122,440.08 : x - Step 2: Convert to fraction form
322,166.64/483,249.96 = 122,440.08/x - Step 3: Cross multiply
322,166.64x = 483,249.96 × 122,440.08 - Step 4: Simplify right side
322,166.64x = 59,169,163,762.40 - Step 5: Solve for x
x = 59,169,163,762.40/322,166.64 - Step 6: Final answer
x = 183,660.12
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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.