Finding the Fourth Proportional to 972,513.29, 1,457,772.28 and 373,313.09
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Solution
The fourth proportional to 972,513.29, 1,457,772.28 and 373,313.09 is: 559,586.67
Step by Step Solution
- Step 1: Write the proportion equation
972,513.29 : 1,457,772.28 = 373,313.09 : x - Step 2: Convert to fraction form
972,513.29/1,457,772.28 = 373,313.09/x - Step 3: Cross multiply
972,513.29x = 1,457,772.28 × 373,313.09 - Step 4: Simplify right side
972,513.29x = 544,205,477,074.29 - Step 5: Solve for x
x = 544,205,477,074.29/972,513.29 - Step 6: Final answer
x = 559,586.67
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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.