Finding the Fourth Proportional to 351,971.94, 485,719.74 and 190,826.48
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Solution
The fourth proportional to 351,971.94, 485,719.74 and 190,826.48 is: 263,339.71
Step by Step Solution
- Step 1: Write the proportion equation
351,971.94 : 485,719.74 = 190,826.48 : x - Step 2: Convert to fraction form
351,971.94/485,719.74 = 190,826.48/x - Step 3: Cross multiply
351,971.94x = 485,719.74 × 190,826.48 - Step 4: Simplify right side
351,971.94x = 92,688,188,250.72 - Step 5: Solve for x
x = 92,688,188,250.72/351,971.94 - Step 6: Final answer
x = 263,339.71
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.