Finding the Fourth Proportional to 379,454.23, 569,118.99 and 136,244.96
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Solution
The fourth proportional to 379,454.23, 569,118.99 and 136,244.96 is: 204,345.05
Step by Step Solution
- Step 1: Write the proportion equation
379,454.23 : 569,118.99 = 136,244.96 : x - Step 2: Convert to fraction form
379,454.23/569,118.99 = 136,244.96/x - Step 3: Cross multiply
379,454.23x = 569,118.99 × 136,244.96 - Step 4: Simplify right side
379,454.23x = 77,539,593,827.31 - Step 5: Solve for x
x = 77,539,593,827.31/379,454.23 - Step 6: Final answer
x = 204,345.05
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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.