Finding the Fourth Proportional to 632,908.14, 873,414.18 and 346,446.33
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Solution
The fourth proportional to 632,908.14, 873,414.18 and 346,446.33 is: 478,096.45
Step by Step Solution
- Step 1: Write the proportion equation
632,908.14 : 873,414.18 = 346,446.33 : x - Step 2: Convert to fraction form
632,908.14/873,414.18 = 346,446.33/x - Step 3: Cross multiply
632,908.14x = 873,414.18 × 346,446.33 - Step 4: Simplify right side
632,908.14x = 302,591,137,230.96 - Step 5: Solve for x
x = 302,591,137,230.96/632,908.14 - Step 6: Final answer
x = 478,096.45
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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.