Finding the Fourth Proportional to 584,590.20, 875,135.70 and 521,604.60
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Solution
The fourth proportional to 584,590.20, 875,135.70 and 521,604.60 is: 780,845.81
Step by Step Solution
- Step 1: Write the proportion equation
584,590.20 : 875,135.70 = 521,604.60 : x - Step 2: Convert to fraction form
584,590.20/875,135.70 = 521,604.60/x - Step 3: Cross multiply
584,590.20x = 875,135.70 × 521,604.60 - Step 4: Simplify right side
584,590.20x = 456,474,806,744.22 - Step 5: Solve for x
x = 456,474,806,744.22/584,590.20 - Step 6: Final answer
x = 780,845.81
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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.