Finding the Fourth Proportional to 427,517.01, 589,970.05 and 236,540.88
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Solution
The fourth proportional to 427,517.01, 589,970.05 and 236,540.88 is: 326,424.52
Step by Step Solution
- Step 1: Write the proportion equation
427,517.01 : 589,970.05 = 236,540.88 : x - Step 2: Convert to fraction form
427,517.01/589,970.05 = 236,540.88/x - Step 3: Cross multiply
427,517.01x = 589,970.05 × 236,540.88 - Step 4: Simplify right side
427,517.01x = 139,552,034,209.29 - Step 5: Solve for x
x = 139,552,034,209.29/427,517.01 - Step 6: Final answer
x = 326,424.52
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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.