Finding the Fourth Proportional to 835,511.36, 1,152,997.74 and 453,537.63
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Solution
The fourth proportional to 835,511.36, 1,152,997.74 and 453,537.63 is: 625,877.62
Step by Step Solution
- Step 1: Write the proportion equation
835,511.36 : 1,152,997.74 = 453,537.63 : x - Step 2: Convert to fraction form
835,511.36/1,152,997.74 = 453,537.63/x - Step 3: Cross multiply
835,511.36x = 1,152,997.74 × 453,537.63 - Step 4: Simplify right side
835,511.36x = 522,927,862,394.96 - Step 5: Solve for x
x = 522,927,862,394.96/835,511.36 - Step 6: Final answer
x = 625,877.62
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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.