Finding the Fourth Proportional to 413,039.77, 619,310.40 and 185,293.87
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Solution
The fourth proportional to 413,039.77, 619,310.40 and 185,293.87 is: 277,828.99
Step by Step Solution
- Step 1: Write the proportion equation
413,039.77 : 619,310.40 = 185,293.87 : x - Step 2: Convert to fraction form
413,039.77/619,310.40 = 185,293.87/x - Step 3: Cross multiply
413,039.77x = 619,310.40 × 185,293.87 - Step 4: Simplify right side
413,039.77x = 114,754,420,747.25 - Step 5: Solve for x
x = 114,754,420,747.25/413,039.77 - Step 6: Final answer
x = 277,828.99
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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.