Finding the Fourth Proportional to 850,339.19, 1,272,512.97 and 530,641.49
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Solution
The fourth proportional to 850,339.19, 1,272,512.97 and 530,641.49 is: 794,092.73
Step by Step Solution
- Step 1: Write the proportion equation
850,339.19 : 1,272,512.97 = 530,641.49 : x - Step 2: Convert to fraction form
850,339.19/1,272,512.97 = 530,641.49/x - Step 3: Cross multiply
850,339.19x = 1,272,512.97 × 530,641.49 - Step 4: Simplify right side
850,339.19x = 675,248,172,082.56 - Step 5: Solve for x
x = 675,248,172,082.56/850,339.19 - Step 6: Final answer
x = 794,092.73
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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.