Finding the Fourth Proportional to 829,119.24, 1,243,664.94 and 373,457.08
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Solution
The fourth proportional to 829,119.24, 1,243,664.94 and 373,457.08 is: 560,179.35
Step by Step Solution
- Step 1: Write the proportion equation
829,119.24 : 1,243,664.94 = 373,457.08 : x - Step 2: Convert to fraction form
829,119.24/1,243,664.94 = 373,457.08/x - Step 3: Cross multiply
829,119.24x = 1,243,664.94 × 373,457.08 - Step 4: Simplify right side
829,119.24x = 464,455,476,990.78 - Step 5: Solve for x
x = 464,455,476,990.78/829,119.24 - Step 6: Final answer
x = 560,179.35
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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.