Finding the Fourth Proportional to 746,375.77, 1,029,998.64 and 406,844.02
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Solution
The fourth proportional to 746,375.77, 1,029,998.64 and 406,844.02 is: 561,444.79
Step by Step Solution
- Step 1: Write the proportion equation
746,375.77 : 1,029,998.64 = 406,844.02 : x - Step 2: Convert to fraction form
746,375.77/1,029,998.64 = 406,844.02/x - Step 3: Cross multiply
746,375.77x = 1,029,998.64 × 406,844.02 - Step 4: Simplify right side
746,375.77x = 419,048,787,292.13 - Step 5: Solve for x
x = 419,048,787,292.13/746,375.77 - Step 6: Final answer
x = 561,444.79
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.