Finding the Fourth Proportional to 292,366.91, 403,466.39 and 158,230.91
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Solution
The fourth proportional to 292,366.91, 403,466.39 and 158,230.91 is: 218,358.68
Step by Step Solution
- Step 1: Write the proportion equation
292,366.91 : 403,466.39 = 158,230.91 : x - Step 2: Convert to fraction form
292,366.91/403,466.39 = 158,230.91/x - Step 3: Cross multiply
292,366.91x = 403,466.39 × 158,230.91 - Step 4: Simplify right side
292,366.91x = 63,840,851,235.63 - Step 5: Solve for x
x = 63,840,851,235.63/292,366.91 - Step 6: Final answer
x = 218,358.68
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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.