Finding the Fourth Proportional to 847,575.24, 1,170,689.94 and 633,666.12
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Solution
The fourth proportional to 847,575.24, 1,170,689.94 and 633,666.12 is: 875,233.86
Step by Step Solution
- Step 1: Write the proportion equation
847,575.24 : 1,170,689.94 = 633,666.12 : x - Step 2: Convert to fraction form
847,575.24/1,170,689.94 = 633,666.12/x - Step 3: Cross multiply
847,575.24x = 1,170,689.94 × 633,666.12 - Step 4: Simplify right side
847,575.24x = 741,826,552,002.83 - Step 5: Solve for x
x = 741,826,552,002.83/847,575.24 - Step 6: Final answer
x = 875,233.86
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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.