Finding the Fourth Proportional to 319,245.24, 478,822.68 and 94,629.42
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Solution
The fourth proportional to 319,245.24, 478,822.68 and 94,629.42 is: 141,930.74
Step by Step Solution
- Step 1: Write the proportion equation
319,245.24 : 478,822.68 = 94,629.42 : x - Step 2: Convert to fraction form
319,245.24/478,822.68 = 94,629.42/x - Step 3: Cross multiply
319,245.24x = 478,822.68 × 94,629.42 - Step 4: Simplify right side
319,245.24x = 45,310,712,491.25 - Step 5: Solve for x
x = 45,310,712,491.25/319,245.24 - Step 6: Final answer
x = 141,930.74
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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.