Finding the Fourth Proportional to 776,322.97, 1,164,530.96 and 243,843.98
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Solution
The fourth proportional to 776,322.97, 1,164,530.96 and 243,843.98 is: 365,780.58
Step by Step Solution
- Step 1: Write the proportion equation
776,322.97 : 1,164,530.96 = 243,843.98 : x - Step 2: Convert to fraction form
776,322.97/1,164,530.96 = 243,843.98/x - Step 3: Cross multiply
776,322.97x = 1,164,530.96 × 243,843.98 - Step 4: Simplify right side
776,322.97x = 283,963,862,900.40 - Step 5: Solve for x
x = 283,963,862,900.40/776,322.97 - Step 6: Final answer
x = 365,780.58
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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.