Finding the Fourth Proportional to 308,068.05, 461,689.01 and 239,762.08
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Solution
The fourth proportional to 308,068.05, 461,689.01 and 239,762.08 is: 359,321.64
Step by Step Solution
- Step 1: Write the proportion equation
308,068.05 : 461,689.01 = 239,762.08 : x - Step 2: Convert to fraction form
308,068.05/461,689.01 = 239,762.08/x - Step 3: Cross multiply
308,068.05x = 461,689.01 × 239,762.08 - Step 4: Simplify right side
308,068.05x = 110,695,516,196.52 - Step 5: Solve for x
x = 110,695,516,196.52/308,068.05 - Step 6: Final answer
x = 359,321.64
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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.