Finding the Fourth Proportional to 402,484.97, 603,721.30 and 102,963.02
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Solution
The fourth proportional to 402,484.97, 603,721.30 and 102,963.02 is: 154,442.95
Step by Step Solution
- Step 1: Write the proportion equation
402,484.97 : 603,721.30 = 102,963.02 : x - Step 2: Convert to fraction form
402,484.97/603,721.30 = 102,963.02/x - Step 3: Cross multiply
402,484.97x = 603,721.30 × 102,963.02 - Step 4: Simplify right side
402,484.97x = 62,160,965,203.37 - Step 5: Solve for x
x = 62,160,965,203.37/402,484.97 - Step 6: Final answer
x = 154,442.95
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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.