Finding the Fourth Proportional to 804,876.07, 1,110,486.76 and 482,468.53
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Solution
The fourth proportional to 804,876.07, 1,110,486.76 and 482,468.53 is: 665,661.38
Step by Step Solution
- Step 1: Write the proportion equation
804,876.07 : 1,110,486.76 = 482,468.53 : x - Step 2: Convert to fraction form
804,876.07/1,110,486.76 = 482,468.53/x - Step 3: Cross multiply
804,876.07x = 1,110,486.76 × 482,468.53 - Step 4: Simplify right side
804,876.07x = 535,774,910,699.28 - Step 5: Solve for x
x = 535,774,910,699.28/804,876.07 - Step 6: Final answer
x = 665,661.38
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1.5x scale
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.