Finding the Fourth Proportional to 651,283.80, 976,925.70 and 202,003.80
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Solution
The fourth proportional to 651,283.80, 976,925.70 and 202,003.80 is: 303,005.70
Step by Step Solution
- Step 1: Write the proportion equation
651,283.80 : 976,925.70 = 202,003.80 : x - Step 2: Convert to fraction form
651,283.80/976,925.70 = 202,003.80/x - Step 3: Cross multiply
651,283.80x = 976,925.70 × 202,003.80 - Step 4: Simplify right side
651,283.80x = 197,342,703,717.66 - Step 5: Solve for x
x = 197,342,703,717.66/651,283.80 - Step 6: Final answer
x = 303,005.70
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1.5x scale
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.