Finding the Fourth Proportional to 632,163.24, 872,122.50 and 414,312.36
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Solution
The fourth proportional to 632,163.24, 872,122.50 and 414,312.36 is: 571,578.84
Step by Step Solution
- Step 1: Write the proportion equation
632,163.24 : 872,122.50 = 414,312.36 : x - Step 2: Convert to fraction form
632,163.24/872,122.50 = 414,312.36/x - Step 3: Cross multiply
632,163.24x = 872,122.50 × 414,312.36 - Step 4: Simplify right side
632,163.24x = 361,331,131,184.10 - Step 5: Solve for x
x = 361,331,131,184.10/632,163.24 - Step 6: Final answer
x = 571,578.84
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.