Finding the Fourth Proportional to 277,214.90, 415,873.62 and 87,722.98
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Solution
The fourth proportional to 277,214.90, 415,873.62 and 87,722.98 is: 131,600.69
Step by Step Solution
- Step 1: Write the proportion equation
277,214.90 : 415,873.62 = 87,722.98 : x - Step 2: Convert to fraction form
277,214.90/415,873.62 = 87,722.98/x - Step 3: Cross multiply
277,214.90x = 415,873.62 × 87,722.98 - Step 4: Simplify right side
277,214.90x = 36,481,672,210.10 - Step 5: Solve for x
x = 36,481,672,210.10/277,214.90 - Step 6: Final answer
x = 131,600.69
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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.