Finding the Fourth Proportional to 753,741.99, 1,130,473.56 and 343,314.55
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Solution
The fourth proportional to 753,741.99, 1,130,473.56 and 343,314.55 is: 514,908.32
Step by Step Solution
- Step 1: Write the proportion equation
753,741.99 : 1,130,473.56 = 343,314.55 : x - Step 2: Convert to fraction form
753,741.99/1,130,473.56 = 343,314.55/x - Step 3: Cross multiply
753,741.99x = 1,130,473.56 × 343,314.55 - Step 4: Simplify right side
753,741.99x = 388,108,024,238.82 - Step 5: Solve for x
x = 388,108,024,238.82/753,741.99 - Step 6: Final answer
x = 514,908.32
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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.