Finding the Fourth Proportional to 674,443.92, 1,011,709.62 and 201,177.12
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Solution
The fourth proportional to 674,443.92, 1,011,709.62 and 201,177.12 is: 301,778.73
Step by Step Solution
- Step 1: Write the proportion equation
674,443.92 : 1,011,709.62 = 201,177.12 : x - Step 2: Convert to fraction form
674,443.92/1,011,709.62 = 201,177.12/x - Step 3: Cross multiply
674,443.92x = 1,011,709.62 × 201,177.12 - Step 4: Simplify right side
674,443.92x = 203,532,827,627.89 - Step 5: Solve for x
x = 203,532,827,627.89/674,443.92 - Step 6: Final answer
x = 301,778.73
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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.