Finding the Fourth Proportional to 850,578.04, 1,172,182.62 and 608,440.08
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Solution
The fourth proportional to 850,578.04, 1,172,182.62 and 608,440.08 is: 838,492.01
Step by Step Solution
- Step 1: Write the proportion equation
850,578.04 : 1,172,182.62 = 608,440.08 : x - Step 2: Convert to fraction form
850,578.04/1,172,182.62 = 608,440.08/x - Step 3: Cross multiply
850,578.04x = 1,172,182.62 × 608,440.08 - Step 4: Simplify right side
850,578.04x = 713,202,887,087.41 - Step 5: Solve for x
x = 713,202,887,087.41/850,578.04 - Step 6: Final answer
x = 838,492.01
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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.