Finding the Fourth Proportional to 246,710.18, 340,462.87 and 144,737.42
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Solution
The fourth proportional to 246,710.18, 340,462.87 and 144,737.42 is: 199,739.28
Step by Step Solution
- Step 1: Write the proportion equation
246,710.18 : 340,462.87 = 144,737.42 : x - Step 2: Convert to fraction form
246,710.18/340,462.87 = 144,737.42/x - Step 3: Cross multiply
246,710.18x = 340,462.87 × 144,737.42 - Step 4: Simplify right side
246,710.18x = 49,277,715,345.44 - Step 5: Solve for x
x = 49,277,715,345.44/246,710.18 - Step 6: Final answer
x = 199,739.28
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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.