Finding the Fourth Proportional to 534,428.08, 737,519.16 and 292,706.32
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Solution
The fourth proportional to 534,428.08, 737,519.16 and 292,706.32 is: 403,939.33
Step by Step Solution
- Step 1: Write the proportion equation
534,428.08 : 737,519.16 = 292,706.32 : x - Step 2: Convert to fraction form
534,428.08/737,519.16 = 292,706.32/x - Step 3: Cross multiply
534,428.08x = 737,519.16 × 292,706.32 - Step 4: Simplify right side
534,428.08x = 215,876,519,253.09 - Step 5: Solve for x
x = 215,876,519,253.09/534,428.08 - Step 6: Final answer
x = 403,939.33
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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.