Finding the Fourth Proportional to 276,970.68, 415,159.56 and 197,845.02
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Solution
The fourth proportional to 276,970.68, 415,159.56 and 197,845.02 is: 296,555.76
Step by Step Solution
- Step 1: Write the proportion equation
276,970.68 : 415,159.56 = 197,845.02 : x - Step 2: Convert to fraction form
276,970.68/415,159.56 = 197,845.02/x - Step 3: Cross multiply
276,970.68x = 415,159.56 × 197,845.02 - Step 4: Simplify right side
276,970.68x = 82,137,251,451.39 - Step 5: Solve for x
x = 82,137,251,451.39/276,970.68 - Step 6: Final answer
x = 296,555.76
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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.