Finding the Fourth Proportional to 449,124.98, 673,687.49 and 358,744.52
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Solution
The fourth proportional to 449,124.98, 673,687.49 and 358,744.52 is: 538,116.80
Step by Step Solution
- Step 1: Write the proportion equation
449,124.98 : 673,687.49 = 358,744.52 : x - Step 2: Convert to fraction form
449,124.98/673,687.49 = 358,744.52/x - Step 3: Cross multiply
449,124.98x = 673,687.49 × 358,744.52 - Step 4: Simplify right side
449,124.98x = 241,681,695,120.55 - Step 5: Solve for x
x = 241,681,695,120.55/449,124.98 - Step 6: Final answer
x = 538,116.80
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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.