Finding the Fourth Proportional to 828,452.43, 1,143,270.99 and 460,934.88
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Solution
The fourth proportional to 828,452.43, 1,143,270.99 and 460,934.88 is: 636,093.83
Step by Step Solution
- Step 1: Write the proportion equation
828,452.43 : 1,143,270.99 = 460,934.88 : x - Step 2: Convert to fraction form
828,452.43/1,143,270.99 = 460,934.88/x - Step 3: Cross multiply
828,452.43x = 1,143,270.99 × 460,934.88 - Step 4: Simplify right side
828,452.43x = 526,973,476,583.13 - Step 5: Solve for x
x = 526,973,476,583.13/828,452.43 - Step 6: Final answer
x = 636,093.83
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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.