Finding the Fourth Proportional to 648,110.80, 972,166.20 and 585,125.20
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Solution
The fourth proportional to 648,110.80, 972,166.20 and 585,125.20 is: 877,687.80
Step by Step Solution
- Step 1: Write the proportion equation
648,110.80 : 972,166.20 = 585,125.20 : x - Step 2: Convert to fraction form
648,110.80/972,166.20 = 585,125.20/x - Step 3: Cross multiply
648,110.80x = 972,166.20 × 585,125.20 - Step 4: Simplify right side
648,110.80x = 568,838,942,208.24 - Step 5: Solve for x
x = 568,838,942,208.24/648,110.80 - Step 6: Final answer
x = 877,687.80
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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.