Finding the Fourth Proportional to 683,652.96, 1,024,697.59 and 427,601.84
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Solution
The fourth proportional to 683,652.96, 1,024,697.59 and 427,601.84 is: 640,913.73
Step by Step Solution
- Step 1: Write the proportion equation
683,652.96 : 1,024,697.59 = 427,601.84 : x - Step 2: Convert to fraction form
683,652.96/1,024,697.59 = 427,601.84/x - Step 3: Cross multiply
683,652.96x = 1,024,697.59 × 427,601.84 - Step 4: Simplify right side
683,652.96x = 438,162,568,735.07 - Step 5: Solve for x
x = 438,162,568,735.07/683,652.96 - Step 6: Final answer
x = 640,913.73
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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.