Finding the Fourth Proportional to 347,201.84, 520,844.38 and 122,515.88
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Solution
The fourth proportional to 347,201.84, 520,844.38 and 122,515.88 is: 183,788.50
Step by Step Solution
- Step 1: Write the proportion equation
347,201.84 : 520,844.38 = 122,515.88 : x - Step 2: Convert to fraction form
347,201.84/520,844.38 = 122,515.88/x - Step 3: Cross multiply
347,201.84x = 520,844.38 × 122,515.88 - Step 4: Simplify right side
347,201.84x = 63,811,704,648.24 - Step 5: Solve for x
x = 63,811,704,648.24/347,201.84 - Step 6: Final answer
x = 183,788.50
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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.