Finding the Fourth Proportional to 623,955.07, 860,983.93 and 352,007.09
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Solution
The fourth proportional to 623,955.07, 860,983.93 and 352,007.09 is: 485,728.00
Step by Step Solution
- Step 1: Write the proportion equation
623,955.07 : 860,983.93 = 352,007.09 : x - Step 2: Convert to fraction form
623,955.07/860,983.93 = 352,007.09/x - Step 3: Cross multiply
623,955.07x = 860,983.93 × 352,007.09 - Step 4: Simplify right side
623,955.07x = 303,072,447,736.06 - Step 5: Solve for x
x = 303,072,447,736.06/623,955.07 - Step 6: Final answer
x = 485,728.00
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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.