Finding the Fourth Proportional to 322,474.36, 483,712.08 and 122,748.88
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Solution
The fourth proportional to 322,474.36, 483,712.08 and 122,748.88 is: 184,123.53
Step by Step Solution
- Step 1: Write the proportion equation
322,474.36 : 483,712.08 = 122,748.88 : x - Step 2: Convert to fraction form
322,474.36/483,712.08 = 122,748.88/x - Step 3: Cross multiply
322,474.36x = 483,712.08 × 122,748.88 - Step 4: Simplify right side
322,474.36x = 59,375,116,062.47 - Step 5: Solve for x
x = 59,375,116,062.47/322,474.36 - Step 6: Final answer
x = 184,123.53
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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.