Finding the Fourth Proportional to 668,027.84, 921,876.48 and 366,222.08
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Solution
The fourth proportional to 668,027.84, 921,876.48 and 366,222.08 is: 505,385.41
Step by Step Solution
- Step 1: Write the proportion equation
668,027.84 : 921,876.48 = 366,222.08 : x - Step 2: Convert to fraction form
668,027.84/921,876.48 = 366,222.08/x - Step 3: Cross multiply
668,027.84x = 921,876.48 × 366,222.08 - Step 4: Simplify right side
668,027.84x = 337,611,522,008.68 - Step 5: Solve for x
x = 337,611,522,008.68/668,027.84 - Step 6: Final answer
x = 505,385.41
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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.