Finding the Fourth Proportional to 299,782.08, 413,503.38 and 192,181.68
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Solution
The fourth proportional to 299,782.08, 413,503.38 and 192,181.68 is: 265,085.14
Step by Step Solution
- Step 1: Write the proportion equation
299,782.08 : 413,503.38 = 192,181.68 : x - Step 2: Convert to fraction form
299,782.08/413,503.38 = 192,181.68/x - Step 3: Cross multiply
299,782.08x = 413,503.38 × 192,181.68 - Step 4: Simplify right side
299,782.08x = 79,467,774,254.08 - Step 5: Solve for x
x = 79,467,774,254.08/299,782.08 - Step 6: Final answer
x = 265,085.14
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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.