Finding the Fourth Proportional to 617,629.74, 850,560.39 and 530,888.46
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Solution
The fourth proportional to 617,629.74, 850,560.39 and 530,888.46 is: 731,105.82
Step by Step Solution
- Step 1: Write the proportion equation
617,629.74 : 850,560.39 = 530,888.46 : x - Step 2: Convert to fraction form
617,629.74/850,560.39 = 530,888.46/x - Step 3: Cross multiply
617,629.74x = 850,560.39 × 530,888.46 - Step 4: Simplify right side
617,629.74x = 451,552,695,584.10 - Step 5: Solve for x
x = 451,552,695,584.10/617,629.74 - Step 6: Final answer
x = 731,105.82
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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.