Finding the Fourth Proportional to 533,998.14, 737,274.18 and 316,276.82
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Solution
The fourth proportional to 533,998.14, 737,274.18 and 316,276.82 is: 436,673.31
Step by Step Solution
- Step 1: Write the proportion equation
533,998.14 : 737,274.18 = 316,276.82 : x - Step 2: Convert to fraction form
533,998.14/737,274.18 = 316,276.82/x - Step 3: Cross multiply
533,998.14x = 737,274.18 × 316,276.82 - Step 4: Simplify right side
533,998.14x = 233,182,733,382.95 - Step 5: Solve for x
x = 233,182,733,382.95/533,998.14 - Step 6: Final answer
x = 436,673.31
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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.