Finding the Fourth Proportional to 828,516.71, 1,143,252.64 and 460,907.00
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Solution
The fourth proportional to 828,516.71, 1,143,252.64 and 460,907.00 is: 635,995.79
Step by Step Solution
- Step 1: Write the proportion equation
828,516.71 : 1,143,252.64 = 460,907.00 : x - Step 2: Convert to fraction form
828,516.71/1,143,252.64 = 460,907.00/x - Step 3: Cross multiply
828,516.71x = 1,143,252.64 × 460,907.00 - Step 4: Simplify right side
828,516.71x = 526,933,137,675.95 - Step 5: Solve for x
x = 526,933,137,675.95/828,516.71 - Step 6: Final answer
x = 635,995.79
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.