Finding the Fourth Proportional to 850,879.62, 1,174,238.46 and 468,930.99
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Solution
The fourth proportional to 850,879.62, 1,174,238.46 and 468,930.99 is: 647,138.31
Step by Step Solution
- Step 1: Write the proportion equation
850,879.62 : 1,174,238.46 = 468,930.99 : x - Step 2: Convert to fraction form
850,879.62/1,174,238.46 = 468,930.99/x - Step 3: Cross multiply
850,879.62x = 1,174,238.46 × 468,930.99 - Step 4: Simplify right side
850,879.62x = 550,636,803,543.88 - Step 5: Solve for x
x = 550,636,803,543.88/850,879.62 - Step 6: Final answer
x = 647,138.31
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.