Finding the Fourth Proportional to 850,342.19, 1,173,472.11 and 468,368.97
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Solution
The fourth proportional to 850,342.19, 1,173,472.11 and 468,368.97 is: 646,349.12
Step by Step Solution
- Step 1: Write the proportion equation
850,342.19 : 1,173,472.11 = 468,368.97 : x - Step 2: Convert to fraction form
850,342.19/1,173,472.11 = 468,368.97/x - Step 3: Cross multiply
850,342.19x = 1,173,472.11 × 468,368.97 - Step 4: Simplify right side
850,342.19x = 549,617,919,083.91 - Step 5: Solve for x
x = 549,617,919,083.91/850,342.19 - Step 6: Final answer
x = 646,349.12
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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.