Finding the Fourth Proportional to 545,486.64, 752,383.80 and 364,107.12
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Solution
The fourth proportional to 545,486.64, 752,383.80 and 364,107.12 is: 502,209.00
Step by Step Solution
- Step 1: Write the proportion equation
545,486.64 : 752,383.80 = 364,107.12 : x - Step 2: Convert to fraction form
545,486.64/752,383.80 = 364,107.12/x - Step 3: Cross multiply
545,486.64x = 752,383.80 × 364,107.12 - Step 4: Simplify right side
545,486.64x = 273,948,298,552.66 - Step 5: Solve for x
x = 273,948,298,552.66/545,486.64 - Step 6: Final answer
x = 502,209.00
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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.