Finding the Fourth Proportional to 459,747.80, 634,442.12 and 266,163.67
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Solution
The fourth proportional to 459,747.80, 634,442.12 and 266,163.67 is: 367,300.17
Step by Step Solution
- Step 1: Write the proportion equation
459,747.80 : 634,442.12 = 266,163.67 : x - Step 2: Convert to fraction form
459,747.80/634,442.12 = 266,163.67/x - Step 3: Cross multiply
459,747.80x = 634,442.12 × 266,163.67 - Step 4: Simplify right side
459,747.80x = 168,865,443,522.13 - Step 5: Solve for x
x = 168,865,443,522.13/459,747.80 - Step 6: Final answer
x = 367,300.17
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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.