Finding the Fourth Proportional to 346,858.24, 478,666.29 and 193,902.87
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Solution
The fourth proportional to 346,858.24, 478,666.29 and 193,902.87 is: 267,587.03
Step by Step Solution
- Step 1: Write the proportion equation
346,858.24 : 478,666.29 = 193,902.87 : x - Step 2: Convert to fraction form
346,858.24/478,666.29 = 193,902.87/x - Step 3: Cross multiply
346,858.24x = 478,666.29 × 193,902.87 - Step 4: Simplify right side
346,858.24x = 92,814,766,433.74 - Step 5: Solve for x
x = 92,814,766,433.74/346,858.24 - Step 6: Final answer
x = 267,587.03
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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.