Finding the Fourth Proportional to 449,004.87, 619,639.47 and 245,068.74
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Solution
The fourth proportional to 449,004.87, 619,639.47 and 245,068.74 is: 338,201.82
Step by Step Solution
- Step 1: Write the proportion equation
449,004.87 : 619,639.47 = 245,068.74 : x - Step 2: Convert to fraction form
449,004.87/619,639.47 = 245,068.74/x - Step 3: Cross multiply
449,004.87x = 619,639.47 × 245,068.74 - Step 4: Simplify right side
449,004.87x = 151,854,264,167.17 - Step 5: Solve for x
x = 151,854,264,167.17/449,004.87 - Step 6: Final answer
x = 338,201.82
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.