Finding the Fourth Proportional to 608,322.13, 912,749.93 and 288,704.84
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Solution
The fourth proportional to 608,322.13, 912,749.93 and 288,704.84 is: 433,183.85
Step by Step Solution
- Step 1: Write the proportion equation
608,322.13 : 912,749.93 = 288,704.84 : x - Step 2: Convert to fraction form
608,322.13/912,749.93 = 288,704.84/x - Step 3: Cross multiply
608,322.13x = 912,749.93 × 288,704.84 - Step 4: Simplify right side
608,322.13x = 263,515,318,658.67 - Step 5: Solve for x
x = 263,515,318,658.67/608,322.13 - Step 6: Final answer
x = 433,183.85
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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.