Finding the Fourth Proportional to 835,375.98, 1,152,819.99 and 453,402.78
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Solution
The fourth proportional to 835,375.98, 1,152,819.99 and 453,402.78 is: 625,696.45
Step by Step Solution
- Step 1: Write the proportion equation
835,375.98 : 1,152,819.99 = 453,402.78 : x - Step 2: Convert to fraction form
835,375.98/1,152,819.99 = 453,402.78/x - Step 3: Cross multiply
835,375.98x = 1,152,819.99 × 453,402.78 - Step 4: Simplify right side
835,375.98x = 522,691,788,305.57 - Step 5: Solve for x
x = 522,691,788,305.57/835,375.98 - Step 6: Final answer
x = 625,696.45
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.