Finding the Fourth Proportional to 850,913.92, 1,174,261.21 and 468,940.70
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Solution
The fourth proportional to 850,913.92, 1,174,261.21 and 468,940.70 is: 647,138.17
Step by Step Solution
- Step 1: Write the proportion equation
850,913.92 : 1,174,261.21 = 468,940.70 : x - Step 2: Convert to fraction form
850,913.92/1,174,261.21 = 468,940.70/x - Step 3: Cross multiply
850,913.92x = 1,174,261.21 × 468,940.70 - Step 4: Simplify right side
850,913.92x = 550,658,873,800.25 - Step 5: Solve for x
x = 550,658,873,800.25/850,913.92 - Step 6: Final answer
x = 647,138.17
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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.