Finding the Fourth Proportional to 461,152.09, 691,749.33 and 141,281.02
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Solution
The fourth proportional to 461,152.09, 691,749.33 and 141,281.02 is: 211,928.02
Step by Step Solution
- Step 1: Write the proportion equation
461,152.09 : 691,749.33 = 141,281.02 : x - Step 2: Convert to fraction form
461,152.09/691,749.33 = 141,281.02/x - Step 3: Cross multiply
461,152.09x = 691,749.33 × 141,281.02 - Step 4: Simplify right side
461,152.09x = 97,731,050,926.72 - Step 5: Solve for x
x = 97,731,050,926.72/461,152.09 - Step 6: Final answer
x = 211,928.02
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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.