Finding the Fourth Proportional to 303,538.19, 455,326.95 and 101,125.63
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Solution
The fourth proportional to 303,538.19, 455,326.95 and 101,125.63 is: 151,695.00
Step by Step Solution
- Step 1: Write the proportion equation
303,538.19 : 455,326.95 = 101,125.63 : x - Step 2: Convert to fraction form
303,538.19/455,326.95 = 101,125.63/x - Step 3: Cross multiply
303,538.19x = 455,326.95 × 101,125.63 - Step 4: Simplify right side
303,538.19x = 46,045,225,623.11 - Step 5: Solve for x
x = 46,045,225,623.11/303,538.19 - Step 6: Final answer
x = 151,695.00
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1.5x scale
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.