Finding the Fourth Proportional to 292,366.70, 403,466.07 and 158,230.70
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Solution
The fourth proportional to 292,366.70, 403,466.07 and 158,230.70 is: 218,358.38
Step by Step Solution
- Step 1: Write the proportion equation
292,366.70 : 403,466.07 = 158,230.70 : x - Step 2: Convert to fraction form
292,366.70/403,466.07 = 158,230.70/x - Step 3: Cross multiply
292,366.70x = 403,466.07 × 158,230.70 - Step 4: Simplify right side
292,366.70x = 63,840,716,665.02 - Step 5: Solve for x
x = 63,840,716,665.02/292,366.70 - Step 6: Final answer
x = 218,358.38
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1.5x scale
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.