Finding the Fourth Proportional to 534,901.83, 738,245.84 and 341,393.07
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Solution
The fourth proportional to 534,901.83, 738,245.84 and 341,393.07 is: 471,174.33
Step by Step Solution
- Step 1: Write the proportion equation
534,901.83 : 738,245.84 = 341,393.07 : x - Step 2: Convert to fraction form
534,901.83/738,245.84 = 341,393.07/x - Step 3: Cross multiply
534,901.83x = 738,245.84 × 341,393.07 - Step 4: Simplify right side
534,901.83x = 252,032,012,025.36 - Step 5: Solve for x
x = 252,032,012,025.36/534,901.83 - Step 6: Final answer
x = 471,174.33
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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.