Finding the Fourth Proportional to 752,761.50, 1,126,306.35 and 528,564.84
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Solution
The fourth proportional to 752,761.50, 1,126,306.35 and 528,564.84 is: 790,855.98
Step by Step Solution
- Step 1: Write the proportion equation
752,761.50 : 1,126,306.35 = 528,564.84 : x - Step 2: Convert to fraction form
752,761.50/1,126,306.35 = 528,564.84/x - Step 3: Cross multiply
752,761.50x = 1,126,306.35 × 528,564.84 - Step 4: Simplify right side
752,761.50x = 595,325,935,678.73 - Step 5: Solve for x
x = 595,325,935,678.73/752,761.50 - Step 6: Final answer
x = 790,855.98
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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.