Finding the Fourth Proportional to 306,522.65, 459,850.15 and 93,307.23
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Solution
The fourth proportional to 306,522.65, 459,850.15 and 93,307.23 is: 139,980.99
Step by Step Solution
- Step 1: Write the proportion equation
306,522.65 : 459,850.15 = 93,307.23 : x - Step 2: Convert to fraction form
306,522.65/459,850.15 = 93,307.23/x - Step 3: Cross multiply
306,522.65x = 459,850.15 × 93,307.23 - Step 4: Simplify right side
306,522.65x = 42,907,343,711.58 - Step 5: Solve for x
x = 42,907,343,711.58/306,522.65 - Step 6: Final answer
x = 139,980.99
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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.