Finding the Fourth Proportional to 497,152.36, 686,050.94 and 303,883.67
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Solution
The fourth proportional to 497,152.36, 686,050.94 and 303,883.67 is: 419,347.66
Step by Step Solution
- Step 1: Write the proportion equation
497,152.36 : 686,050.94 = 303,883.67 : x - Step 2: Convert to fraction form
497,152.36/686,050.94 = 303,883.67/x - Step 3: Cross multiply
497,152.36x = 686,050.94 × 303,883.67 - Step 4: Simplify right side
497,152.36x = 208,479,677,454.15 - Step 5: Solve for x
x = 208,479,677,454.15/497,152.36 - Step 6: Final answer
x = 419,347.66
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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.