Finding the Fourth Proportional to 411,924.60, 616,850.10 and 270,919.80
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Solution
The fourth proportional to 411,924.60, 616,850.10 and 270,919.80 is: 405,697.80
Step by Step Solution
- Step 1: Write the proportion equation
411,924.60 : 616,850.10 = 270,919.80 : x - Step 2: Convert to fraction form
411,924.60/616,850.10 = 270,919.80/x - Step 3: Cross multiply
411,924.60x = 616,850.10 × 270,919.80 - Step 4: Simplify right side
411,924.60x = 167,116,905,721.98 - Step 5: Solve for x
x = 167,116,905,721.98/411,924.60 - Step 6: Final answer
x = 405,697.80
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.