Finding the Fourth Proportional to 892,063.70, 1,230,487.98 and 529,230.68
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Solution
The fourth proportional to 892,063.70, 1,230,487.98 and 529,230.68 is: 730,006.15
Step by Step Solution
- Step 1: Write the proportion equation
892,063.70 : 1,230,487.98 = 529,230.68 : x - Step 2: Convert to fraction form
892,063.70/1,230,487.98 = 529,230.68/x - Step 3: Cross multiply
892,063.70x = 1,230,487.98 × 529,230.68 - Step 4: Simplify right side
892,063.70x = 651,211,990,387.23 - Step 5: Solve for x
x = 651,211,990,387.23/892,063.70 - Step 6: Final answer
x = 730,006.15
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.