Finding the Fourth Proportional to 850,787.28, 1,174,111.14 and 468,838.68
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Solution
The fourth proportional to 850,787.28, 1,174,111.14 and 468,838.68 is: 647,010.99
Step by Step Solution
- Step 1: Write the proportion equation
850,787.28 : 1,174,111.14 = 468,838.68 : x - Step 2: Convert to fraction form
850,787.28/1,174,111.14 = 468,838.68/x - Step 3: Cross multiply
850,787.28x = 1,174,111.14 × 468,838.68 - Step 4: Simplify right side
850,787.28x = 550,468,717,050.90 - Step 5: Solve for x
x = 550,468,717,050.90/850,787.28 - Step 6: Final answer
x = 647,010.99
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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.