Finding the Fourth Proportional to 356,494.48, 534,715.44 and 131,750.08
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Solution
The fourth proportional to 356,494.48, 534,715.44 and 131,750.08 is: 197,615.41
Step by Step Solution
- Step 1: Write the proportion equation
356,494.48 : 534,715.44 = 131,750.08 : x - Step 2: Convert to fraction form
356,494.48/534,715.44 = 131,750.08/x - Step 3: Cross multiply
356,494.48x = 534,715.44 × 131,750.08 - Step 4: Simplify right side
356,494.48x = 70,448,801,997.24 - Step 5: Solve for x
x = 70,448,801,997.24/356,494.48 - Step 6: Final answer
x = 197,615.41
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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.