Finding the Fourth Proportional to 753,642.99, 1,127,857.84 and 465,336.24
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Solution
The fourth proportional to 753,642.99, 1,127,857.84 and 465,336.24 is: 696,394.89
Step by Step Solution
- Step 1: Write the proportion equation
753,642.99 : 1,127,857.84 = 465,336.24 : x - Step 2: Convert to fraction form
753,642.99/1,127,857.84 = 465,336.24/x - Step 3: Cross multiply
753,642.99x = 1,127,857.84 × 465,336.24 - Step 4: Simplify right side
753,642.99x = 524,833,126,520.12 - Step 5: Solve for x
x = 524,833,126,520.12/753,642.99 - Step 6: Final answer
x = 696,394.89
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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.