Finding the Fourth Proportional to 767,832.36, 1,151,969.76 and 235,431.84
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Solution
The fourth proportional to 767,832.36, 1,151,969.76 and 235,431.84 is: 353,215.59
Step by Step Solution
- Step 1: Write the proportion equation
767,832.36 : 1,151,969.76 = 235,431.84 : x - Step 2: Convert to fraction form
767,832.36/1,151,969.76 = 235,431.84/x - Step 3: Cross multiply
767,832.36x = 1,151,969.76 × 235,431.84 - Step 4: Simplify right side
767,832.36x = 271,210,360,221.16 - Step 5: Solve for x
x = 271,210,360,221.16/767,832.36 - Step 6: Final answer
x = 353,215.59
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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.