Finding the Fourth Proportional to 535,347.32, 738,826.70 and 293,676.99
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Solution
The fourth proportional to 535,347.32, 738,826.70 and 293,676.99 is: 405,300.25
Step by Step Solution
- Step 1: Write the proportion equation
535,347.32 : 738,826.70 = 293,676.99 : x - Step 2: Convert to fraction form
535,347.32/738,826.70 = 293,676.99/x - Step 3: Cross multiply
535,347.32x = 738,826.70 × 293,676.99 - Step 4: Simplify right side
535,347.32x = 216,976,399,919.25 - Step 5: Solve for x
x = 216,976,399,919.25/535,347.32 - Step 6: Final answer
x = 405,300.25
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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.