Finding the Fourth Proportional to 246,501.68, 340,174.02 and 155,896.70
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Solution
The fourth proportional to 246,501.68, 340,174.02 and 155,896.70 is: 215,138.52
Step by Step Solution
- Step 1: Write the proportion equation
246,501.68 : 340,174.02 = 155,896.70 : x - Step 2: Convert to fraction form
246,501.68/340,174.02 = 155,896.70/x - Step 3: Cross multiply
246,501.68x = 340,174.02 × 155,896.70 - Step 4: Simplify right side
246,501.68x = 53,032,005,442.86 - Step 5: Solve for x
x = 53,032,005,442.86/246,501.68 - Step 6: Final answer
x = 215,138.52
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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.