Finding the Fourth Proportional to 531,619.32, 797,431.92 and 132,260.08
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Solution
The fourth proportional to 531,619.32, 797,431.92 and 132,260.08 is: 198,390.85
Step by Step Solution
- Step 1: Write the proportion equation
531,619.32 : 797,431.92 = 132,260.08 : x - Step 2: Convert to fraction form
531,619.32/797,431.92 = 132,260.08/x - Step 3: Cross multiply
531,619.32x = 797,431.92 × 132,260.08 - Step 4: Simplify right side
531,619.32x = 105,468,409,533.75 - Step 5: Solve for x
x = 105,468,409,533.75/531,619.32 - Step 6: Final answer
x = 198,390.85
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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.