Finding the Fourth Proportional to 676,074.24, 933,614.70 and 434,775.72
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Solution
The fourth proportional to 676,074.24, 933,614.70 and 434,775.72 is: 600,397.09
Step by Step Solution
- Step 1: Write the proportion equation
676,074.24 : 933,614.70 = 434,775.72 : x - Step 2: Convert to fraction form
676,074.24/933,614.70 = 434,775.72/x - Step 3: Cross multiply
676,074.24x = 933,614.70 × 434,775.72 - Step 4: Simplify right side
676,074.24x = 405,913,003,395.08 - Step 5: Solve for x
x = 405,913,003,395.08/676,074.24 - Step 6: Final answer
x = 600,397.09
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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.