Finding the Fourth Proportional to 793,648.24, 1,190,465.88 and 320,326.36
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Solution
The fourth proportional to 793,648.24, 1,190,465.88 and 320,326.36 is: 480,486.92
Step by Step Solution
- Step 1: Write the proportion equation
793,648.24 : 1,190,465.88 = 320,326.36 : x - Step 2: Convert to fraction form
793,648.24/1,190,465.88 = 320,326.36/x - Step 3: Cross multiply
793,648.24x = 1,190,465.88 × 320,326.36 - Step 4: Simplify right side
793,648.24x = 381,337,602,044.60 - Step 5: Solve for x
x = 381,337,602,044.60/793,648.24 - Step 6: Final answer
x = 480,486.92
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.