Finding the Fourth Proportional to 453,652.15, 680,520.61 and 133,804.33
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Solution
The fourth proportional to 453,652.15, 680,520.61 and 133,804.33 is: 200,718.99
Step by Step Solution
- Step 1: Write the proportion equation
453,652.15 : 680,520.61 = 133,804.33 : x - Step 2: Convert to fraction form
453,652.15/680,520.61 = 133,804.33/x - Step 3: Cross multiply
453,652.15x = 680,520.61 × 133,804.33 - Step 4: Simplify right side
453,652.15x = 91,056,600,869.64 - Step 5: Solve for x
x = 91,056,600,869.64/453,652.15 - Step 6: Final answer
x = 200,718.99
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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.