Finding the Fourth Proportional to 633,778.74, 874,599.57 and 347,284.98
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Solution
The fourth proportional to 633,778.74, 874,599.57 and 347,284.98 is: 479,245.00
Step by Step Solution
- Step 1: Write the proportion equation
633,778.74 : 874,599.57 = 347,284.98 : x - Step 2: Convert to fraction form
633,778.74/874,599.57 = 347,284.98/x - Step 3: Cross multiply
633,778.74x = 874,599.57 × 347,284.98 - Step 4: Simplify right side
633,778.74x = 303,735,294,175.46 - Step 5: Solve for x
x = 303,735,294,175.46/633,778.74 - Step 6: Final answer
x = 479,245.00
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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.