Finding the Fourth Proportional to 813,734.08, 1,220,461.76 and 214,701.44
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Solution
The fourth proportional to 813,734.08, 1,220,461.76 and 214,701.44 is: 322,015.39
Step by Step Solution
- Step 1: Write the proportion equation
813,734.08 : 1,220,461.76 = 214,701.44 : x - Step 2: Convert to fraction form
813,734.08/1,220,461.76 = 214,701.44/x - Step 3: Cross multiply
813,734.08x = 1,220,461.76 × 214,701.44 - Step 4: Simplify right side
813,734.08x = 262,034,897,336.93 - Step 5: Solve for x
x = 262,034,897,336.93/813,734.08 - Step 6: Final answer
x = 322,015.39
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.