Finding the Fourth Proportional to 377,476.24, 520,901.48 and 205,394.88
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Solution
The fourth proportional to 377,476.24, 520,901.48 and 205,394.88 is: 283,436.37
Step by Step Solution
- Step 1: Write the proportion equation
377,476.24 : 520,901.48 = 205,394.88 : x - Step 2: Convert to fraction form
377,476.24/520,901.48 = 205,394.88/x - Step 3: Cross multiply
377,476.24x = 520,901.48 × 205,394.88 - Step 4: Simplify right side
377,476.24x = 106,990,496,976.42 - Step 5: Solve for x
x = 106,990,496,976.42/377,476.24 - Step 6: Final answer
x = 283,436.37
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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.