Finding the Fourth Proportional to 743,953.95, 1,026,768.49 and 453,733.88
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Solution
The fourth proportional to 743,953.95, 1,026,768.49 and 453,733.88 is: 626,221.08
Step by Step Solution
- Step 1: Write the proportion equation
743,953.95 : 1,026,768.49 = 453,733.88 : x - Step 2: Convert to fraction form
743,953.95/1,026,768.49 = 453,733.88/x - Step 3: Cross multiply
743,953.95x = 1,026,768.49 × 453,733.88 - Step 4: Simplify right side
743,953.95x = 465,879,644,561.26 - Step 5: Solve for x
x = 465,879,644,561.26/743,953.95 - Step 6: Final answer
x = 626,221.08
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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.