Finding the Fourth Proportional to 857,353.26, 1,285,767.22 and 592,813.74
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Solution
The fourth proportional to 857,353.26, 1,285,767.22 and 592,813.74 is: 889,038.99
Step by Step Solution
- Step 1: Write the proportion equation
857,353.26 : 1,285,767.22 = 592,813.74 : x - Step 2: Convert to fraction form
857,353.26/1,285,767.22 = 592,813.74/x - Step 3: Cross multiply
857,353.26x = 1,285,767.22 × 592,813.74 - Step 4: Simplify right side
857,353.26x = 762,220,471,676.28 - Step 5: Solve for x
x = 762,220,471,676.28/857,353.26 - Step 6: Final answer
x = 889,038.99
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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.