Finding the Fourth Proportional to 651,116.88, 976,826.79 and 201,813.93
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Solution
The fourth proportional to 651,116.88, 976,826.79 and 201,813.93 is: 302,767.84
Step by Step Solution
- Step 1: Write the proportion equation
651,116.88 : 976,826.79 = 201,813.93 : x - Step 2: Convert to fraction form
651,116.88/976,826.79 = 201,813.93/x - Step 3: Cross multiply
651,116.88x = 976,826.79 × 201,813.93 - Step 4: Simplify right side
651,116.88x = 197,137,253,419.19 - Step 5: Solve for x
x = 197,137,253,419.19/651,116.88 - Step 6: Final answer
x = 302,767.84
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.