Finding the Fourth Proportional to 276,956.35, 415,563.70 and 108,432.97
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Solution
The fourth proportional to 276,956.35, 415,563.70 and 108,432.97 is: 162,700.02
Step by Step Solution
- Step 1: Write the proportion equation
276,956.35 : 415,563.70 = 108,432.97 : x - Step 2: Convert to fraction form
276,956.35/415,563.70 = 108,432.97/x - Step 3: Cross multiply
276,956.35x = 415,563.70 × 108,432.97 - Step 4: Simplify right side
276,956.35x = 45,060,803,866.29 - Step 5: Solve for x
x = 45,060,803,866.29/276,956.35 - Step 6: Final answer
x = 162,700.02
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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.