Finding the Fourth Proportional to 272,274.36, 375,716.97 and 151,408.50
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Solution
The fourth proportional to 272,274.36, 375,716.97 and 151,408.50 is: 208,931.69
Step by Step Solution
- Step 1: Write the proportion equation
272,274.36 : 375,716.97 = 151,408.50 : x - Step 2: Convert to fraction form
272,274.36/375,716.97 = 151,408.50/x - Step 3: Cross multiply
272,274.36x = 375,716.97 × 151,408.50 - Step 4: Simplify right side
272,274.36x = 56,886,742,852.25 - Step 5: Solve for x
x = 56,886,742,852.25/272,274.36 - Step 6: Final answer
x = 208,931.69
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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.