Finding the Fourth Proportional to 889,170.18, 1,333,756.24 and 416,187.69
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Solution
The fourth proportional to 889,170.18, 1,333,756.24 and 416,187.69 is: 624,281.99
Step by Step Solution
- Step 1: Write the proportion equation
889,170.18 : 1,333,756.24 = 416,187.69 : x - Step 2: Convert to fraction form
889,170.18/1,333,756.24 = 416,187.69/x - Step 3: Cross multiply
889,170.18x = 1,333,756.24 × 416,187.69 - Step 4: Simplify right side
889,170.18x = 555,092,929,802.14 - Step 5: Solve for x
x = 555,092,929,802.14/889,170.18 - Step 6: Final answer
x = 624,281.99
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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.