Finding the Fourth Proportional to 278,124.08, 414,847.98 and 252,582.21
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Solution
The fourth proportional to 278,124.08, 414,847.98 and 252,582.21 is: 376,749.91
Step by Step Solution
- Step 1: Write the proportion equation
278,124.08 : 414,847.98 = 252,582.21 : x - Step 2: Convert to fraction form
278,124.08/414,847.98 = 252,582.21/x - Step 3: Cross multiply
278,124.08x = 414,847.98 × 252,582.21 - Step 4: Simplify right side
278,124.08x = 104,783,219,602.44 - Step 5: Solve for x
x = 104,783,219,602.44/278,124.08 - Step 6: Final answer
x = 376,749.91
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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.