Finding the Fourth Proportional to 514,355.02, 711,163.77 and 450,509.20
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Solution
The fourth proportional to 514,355.02, 711,163.77 and 450,509.20 is: 622,888.49
Step by Step Solution
- Step 1: Write the proportion equation
514,355.02 : 711,163.77 = 450,509.20 : x - Step 2: Convert to fraction form
514,355.02/711,163.77 = 450,509.20/x - Step 3: Cross multiply
514,355.02x = 711,163.77 × 450,509.20 - Step 4: Simplify right side
514,355.02x = 320,385,821,091.68 - Step 5: Solve for x
x = 320,385,821,091.68/514,355.02 - Step 6: Final answer
x = 622,888.49
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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.