Finding the Fourth Proportional to 859,755.19, 1,288,410.66 and 633,335.08
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Solution
The fourth proportional to 859,755.19, 1,288,410.66 and 633,335.08 is: 949,102.35
Step by Step Solution
- Step 1: Write the proportion equation
859,755.19 : 1,288,410.66 = 633,335.08 : x - Step 2: Convert to fraction form
859,755.19/1,288,410.66 = 633,335.08/x - Step 3: Cross multiply
859,755.19x = 1,288,410.66 × 633,335.08 - Step 4: Simplify right side
859,755.19x = 815,995,668,423.95 - Step 5: Solve for x
x = 815,995,668,423.95/859,755.19 - Step 6: Final answer
x = 949,102.35
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.