Finding the Fourth Proportional to 829,202.42, 1,243,892.52 and 230,166.12
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Solution
The fourth proportional to 829,202.42, 1,243,892.52 and 230,166.12 is: 345,273.85
Step by Step Solution
- Step 1: Write the proportion equation
829,202.42 : 1,243,892.52 = 230,166.12 : x - Step 2: Convert to fraction form
829,202.42/1,243,892.52 = 230,166.12/x - Step 3: Cross multiply
829,202.42x = 1,243,892.52 × 230,166.12 - Step 4: Simplify right side
829,202.42x = 286,301,915,025.42 - Step 5: Solve for x
x = 286,301,915,025.42/829,202.42 - Step 6: Final answer
x = 345,273.85
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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.