Finding the Fourth Proportional to 276,269.44, 412,353.84 and 238,155.52
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Solution
The fourth proportional to 276,269.44, 412,353.84 and 238,155.52 is: 355,465.82
Step by Step Solution
- Step 1: Write the proportion equation
276,269.44 : 412,353.84 = 238,155.52 : x - Step 2: Convert to fraction form
276,269.44/412,353.84 = 238,155.52/x - Step 3: Cross multiply
276,269.44x = 412,353.84 × 238,155.52 - Step 4: Simplify right side
276,269.44x = 98,204,343,189.20 - Step 5: Solve for x
x = 98,204,343,189.20/276,269.44 - Step 6: Final answer
x = 355,465.82
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Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.