Finding the Fourth Proportional to 441,448.20, 609,012.68 and 277,814.84
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Solution
The fourth proportional to 441,448.20, 609,012.68 and 277,814.84 is: 383,267.52
Step by Step Solution
- Step 1: Write the proportion equation
441,448.20 : 609,012.68 = 277,814.84 : x - Step 2: Convert to fraction form
441,448.20/609,012.68 = 277,814.84/x - Step 3: Cross multiply
441,448.20x = 609,012.68 × 277,814.84 - Step 4: Simplify right side
441,448.20x = 169,192,755,818.03 - Step 5: Solve for x
x = 169,192,755,818.03/441,448.20 - Step 6: Final answer
x = 383,267.52
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1.5x scale
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.