Finding the Fourth Proportional to 376,346.61, 563,720.22 and 254,840.99
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Solution
The fourth proportional to 376,346.61, 563,720.22 and 254,840.99 is: 381,719.97
Step by Step Solution
- Step 1: Write the proportion equation
376,346.61 : 563,720.22 = 254,840.99 : x - Step 2: Convert to fraction form
376,346.61/563,720.22 = 254,840.99/x - Step 3: Cross multiply
376,346.61x = 563,720.22 × 254,840.99 - Step 4: Simplify right side
376,346.61x = 143,659,016,129.22 - Step 5: Solve for x
x = 143,659,016,129.22/376,346.61 - Step 6: Final answer
x = 381,719.97
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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.