Finding the Fourth Proportional to 476,998.14, 714,316.21 and 350,338.03
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Solution
The fourth proportional to 476,998.14, 714,316.21 and 350,338.03 is: 524,639.64
Step by Step Solution
- Step 1: Write the proportion equation
476,998.14 : 714,316.21 = 350,338.03 : x - Step 2: Convert to fraction form
476,998.14/714,316.21 = 350,338.03/x - Step 3: Cross multiply
476,998.14x = 714,316.21 × 350,338.03 - Step 4: Simplify right side
476,998.14x = 250,252,133,808.47 - Step 5: Solve for x
x = 250,252,133,808.47/476,998.14 - Step 6: Final answer
x = 524,639.64
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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.