Finding the Fourth Proportional to 680,462.57, 1,020,541.63 and 200,587.99
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Solution
The fourth proportional to 680,462.57, 1,020,541.63 and 200,587.99 is: 300,837.11
Step by Step Solution
- Step 1: Write the proportion equation
680,462.57 : 1,020,541.63 = 200,587.99 : x - Step 2: Convert to fraction form
680,462.57/1,020,541.63 = 200,587.99/x - Step 3: Cross multiply
680,462.57x = 1,020,541.63 × 200,587.99 - Step 4: Simplify right side
680,462.57x = 204,708,395,821.44 - Step 5: Solve for x
x = 204,708,395,821.44/680,462.57 - Step 6: Final answer
x = 300,837.11
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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.