Finding the Fourth Proportional to 514,471.75, 771,544.14 and 480,888.23
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Solution
The fourth proportional to 514,471.75, 771,544.14 and 480,888.23 is: 721,179.53
Step by Step Solution
- Step 1: Write the proportion equation
514,471.75 : 771,544.14 = 480,888.23 : x - Step 2: Convert to fraction form
514,471.75/771,544.14 = 480,888.23/x - Step 3: Cross multiply
514,471.75x = 771,544.14 × 480,888.23 - Step 4: Simplify right side
514,471.75x = 371,026,493,233.53 - Step 5: Solve for x
x = 371,026,493,233.53/514,471.75 - Step 6: Final answer
x = 721,179.53
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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.