Finding the Fourth Proportional to 917,161.26, 1,265,682.52 and 514,753.26
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Solution
The fourth proportional to 917,161.26, 1,265,682.52 and 514,753.26 is: 710,359.49
Step by Step Solution
- Step 1: Write the proportion equation
917,161.26 : 1,265,682.52 = 514,753.26 : x - Step 2: Convert to fraction form
917,161.26/1,265,682.52 = 514,753.26/x - Step 3: Cross multiply
917,161.26x = 1,265,682.52 × 514,753.26 - Step 4: Simplify right side
917,161.26x = 651,514,203,295.02 - Step 5: Solve for x
x = 651,514,203,295.02/917,161.26 - Step 6: Final answer
x = 710,359.49
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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.