Finding the Fourth Proportional to 623,093.30, 859,874.09 and 351,109.07
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Solution
The fourth proportional to 623,093.30, 859,874.09 and 351,109.07 is: 484,533.52
Step by Step Solution
- Step 1: Write the proportion equation
623,093.30 : 859,874.09 = 351,109.07 : x - Step 2: Convert to fraction form
623,093.30/859,874.09 = 351,109.07/x - Step 3: Cross multiply
623,093.30x = 859,874.09 × 351,109.07 - Step 4: Simplify right side
623,093.30x = 301,909,592,057.00 - Step 5: Solve for x
x = 301,909,592,057.00/623,093.30 - Step 6: Final answer
x = 484,533.52
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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.