Finding the Fourth Proportional to 359,853.88, 539,800.50 and 149,513.08
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Solution
The fourth proportional to 359,853.88, 539,800.50 and 149,513.08 is: 224,277.80
Step by Step Solution
- Step 1: Write the proportion equation
359,853.88 : 539,800.50 = 149,513.08 : x - Step 2: Convert to fraction form
359,853.88/539,800.50 = 149,513.08/x - Step 3: Cross multiply
359,853.88x = 539,800.50 × 149,513.08 - Step 4: Simplify right side
359,853.88x = 80,707,235,340.54 - Step 5: Solve for x
x = 80,707,235,340.54/359,853.88 - Step 6: Final answer
x = 224,277.80
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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.