Finding the Fourth Proportional to 843,631.96, 1,164,174.76 and 461,674.84
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Solution
The fourth proportional to 843,631.96, 1,164,174.76 and 461,674.84 is: 637,090.84
Step by Step Solution
- Step 1: Write the proportion equation
843,631.96 : 1,164,174.76 = 461,674.84 : x - Step 2: Convert to fraction form
843,631.96/1,164,174.76 = 461,674.84/x - Step 3: Cross multiply
843,631.96x = 1,164,174.76 × 461,674.84 - Step 4: Simplify right side
843,631.96x = 537,470,196,055.04 - Step 5: Solve for x
x = 537,470,196,055.04/843,631.96 - Step 6: Final answer
x = 637,090.84
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.