Finding the Fourth Proportional to 375,699.60, 518,464.26 and 203,622.66
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Solution
The fourth proportional to 375,699.60, 518,464.26 and 203,622.66 is: 280,998.63
Step by Step Solution
- Step 1: Write the proportion equation
375,699.60 : 518,464.26 = 203,622.66 : x - Step 2: Convert to fraction form
375,699.60/518,464.26 = 203,622.66/x - Step 3: Cross multiply
375,699.60x = 518,464.26 × 203,622.66 - Step 4: Simplify right side
375,699.60x = 105,571,071,736.13 - Step 5: Solve for x
x = 105,571,071,736.13/375,699.60 - Step 6: Final answer
x = 280,998.63
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.