Finding the Fourth Proportional to 447,231.84, 671,158.80 and 289,068
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Solution
The fourth proportional to 447,231.84, 671,158.80 and 289,068 is: 433,803.04
Step by Step Solution
- Step 1: Write the proportion equation
447,231.84 : 671,158.80 = 289,068 : x - Step 2: Convert to fraction form
447,231.84/671,158.80 = 289,068/x - Step 3: Cross multiply
447,231.84x = 671,158.80 × 289,068 - Step 4: Simplify right side
447,231.84x = 194,010,531,998.40 - Step 5: Solve for x
x = 194,010,531,998.40/447,231.84 - Step 6: Final answer
x = 433,803.04
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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.