Finding the Fourth Proportional to 614,396.75, 921,750.69 and 171,164.75
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Solution
The fourth proportional to 614,396.75, 921,750.69 and 171,164.75 is: 256,790.46
Step by Step Solution
- Step 1: Write the proportion equation
614,396.75 : 921,750.69 = 171,164.75 : x - Step 2: Convert to fraction form
614,396.75/921,750.69 = 171,164.75/x - Step 3: Cross multiply
614,396.75x = 921,750.69 × 171,164.75 - Step 4: Simplify right side
614,396.75x = 157,771,226,416.18 - Step 5: Solve for x
x = 157,771,226,416.18/614,396.75 - Step 6: Final answer
x = 256,790.46
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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.