Finding the Fourth Proportional to 633,578.36, 873,637.64 and 403,771.80
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Solution
The fourth proportional to 633,578.36, 873,637.64 and 403,771.80 is: 556,758.67
Step by Step Solution
- Step 1: Write the proportion equation
633,578.36 : 873,637.64 = 403,771.80 : x - Step 2: Convert to fraction form
633,578.36/873,637.64 = 403,771.80/x - Step 3: Cross multiply
633,578.36x = 873,637.64 × 403,771.80 - Step 4: Simplify right side
633,578.36x = 352,750,242,450.55 - Step 5: Solve for x
x = 352,750,242,450.55/633,578.36 - Step 6: Final answer
x = 556,758.67
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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.