Finding the Fourth Proportional to 346,626.51, 478,297.01 and 193,645.67
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Solution
The fourth proportional to 346,626.51, 478,297.01 and 193,645.67 is: 267,204.45
Step by Step Solution
- Step 1: Write the proportion equation
346,626.51 : 478,297.01 = 193,645.67 : x - Step 2: Convert to fraction form
346,626.51/478,297.01 = 193,645.67/x - Step 3: Cross multiply
346,626.51x = 478,297.01 × 193,645.67 - Step 4: Simplify right side
346,626.51x = 92,620,148,033.63 - Step 5: Solve for x
x = 92,620,148,033.63/346,626.51 - Step 6: Final answer
x = 267,204.45
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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.