Finding the Fourth Proportional to 471,338.19, 707,117.97 and 155,795.06
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Solution
The fourth proportional to 471,338.19, 707,117.97 and 155,795.06 is: 233,729.18
Step by Step Solution
- Step 1: Write the proportion equation
471,338.19 : 707,117.97 = 155,795.06 : x - Step 2: Convert to fraction form
471,338.19/707,117.97 = 155,795.06/x - Step 3: Cross multiply
471,338.19x = 707,117.97 × 155,795.06 - Step 4: Simplify right side
471,338.19x = 110,165,486,563.23 - Step 5: Solve for x
x = 110,165,486,563.23/471,338.19 - Step 6: Final answer
x = 233,729.18
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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.