Finding the Fourth Proportional to 427,366.66, 589,726.36 and 236,375.95
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Solution
The fourth proportional to 427,366.66, 589,726.36 and 236,375.95 is: 326,176.89
Step by Step Solution
- Step 1: Write the proportion equation
427,366.66 : 589,726.36 = 236,375.95 : x - Step 2: Convert to fraction form
427,366.66/589,726.36 = 236,375.95/x - Step 3: Cross multiply
427,366.66x = 589,726.36 × 236,375.95 - Step 4: Simplify right side
427,366.66x = 139,397,127,403.16 - Step 5: Solve for x
x = 139,397,127,403.16/427,366.66 - Step 6: Final answer
x = 326,176.89
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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.