Finding the Fourth Proportional to 562,195.35, 775,847.97 and 320,473.53
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Solution
The fourth proportional to 562,195.35, 775,847.97 and 320,473.53 is: 442,263.95
Step by Step Solution
- Step 1: Write the proportion equation
562,195.35 : 775,847.97 = 320,473.53 : x - Step 2: Convert to fraction form
562,195.35/775,847.97 = 320,473.53/x - Step 3: Cross multiply
562,195.35x = 775,847.97 × 320,473.53 - Step 4: Simplify right side
562,195.35x = 248,638,737,689.23 - Step 5: Solve for x
x = 248,638,737,689.23/562,195.35 - Step 6: Final answer
x = 442,263.95
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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.