Finding the Fourth Proportional to 611,097.68, 916,690.68 and 255,754.16
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Solution
The fourth proportional to 611,097.68, 916,690.68 and 255,754.16 is: 383,649.72
Step by Step Solution
- Step 1: Write the proportion equation
611,097.68 : 916,690.68 = 255,754.16 : x - Step 2: Convert to fraction form
611,097.68/916,690.68 = 255,754.16/x - Step 3: Cross multiply
611,097.68x = 916,690.68 × 255,754.16 - Step 4: Simplify right side
611,097.68x = 234,447,454,843.23 - Step 5: Solve for x
x = 234,447,454,843.23/611,097.68 - Step 6: Final answer
x = 383,649.72
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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.