Finding the Fourth Proportional to 697,524.63, 1,046,296.66 and 198,888.63
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Solution
The fourth proportional to 697,524.63, 1,046,296.66 and 198,888.63 is: 298,335.72
Step by Step Solution
- Step 1: Write the proportion equation
697,524.63 : 1,046,296.66 = 198,888.63 : x - Step 2: Convert to fraction form
697,524.63/1,046,296.66 = 198,888.63/x - Step 3: Cross multiply
697,524.63x = 1,046,296.66 × 198,888.63 - Step 4: Simplify right side
697,524.63x = 208,096,509,280.98 - Step 5: Solve for x
x = 208,096,509,280.98/697,524.63 - Step 6: Final answer
x = 298,335.72
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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.