Finding the Fourth Proportional to 446,787.31, 616,572.73 and 242,838.17
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Solution
The fourth proportional to 446,787.31, 616,572.73 and 242,838.17 is: 335,120.07
Step by Step Solution
- Step 1: Write the proportion equation
446,787.31 : 616,572.73 = 242,838.17 : x - Step 2: Convert to fraction form
446,787.31/616,572.73 = 242,838.17/x - Step 3: Cross multiply
446,787.31x = 616,572.73 × 242,838.17 - Step 4: Simplify right side
446,787.31x = 149,727,393,425.10 - Step 5: Solve for x
x = 149,727,393,425.10/446,787.31 - Step 6: Final answer
x = 335,120.07
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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.