Finding the Fourth Proportional to 534,873.74, 802,311.51 and 135,514.17
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Solution
The fourth proportional to 534,873.74, 802,311.51 and 135,514.17 is: 203,271.48
Step by Step Solution
- Step 1: Write the proportion equation
534,873.74 : 802,311.51 = 135,514.17 : x - Step 2: Convert to fraction form
534,873.74/802,311.51 = 135,514.17/x - Step 3: Cross multiply
534,873.74x = 802,311.51 × 135,514.17 - Step 4: Simplify right side
534,873.74x = 108,724,578,359.10 - Step 5: Solve for x
x = 108,724,578,359.10/534,873.74 - Step 6: Final answer
x = 203,271.48
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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.