Finding the Fourth Proportional to 862,447.76, 1,292,241.49 and 524,466.05
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Solution
The fourth proportional to 862,447.76, 1,292,241.49 and 524,466.05 is: 785,829.38
Step by Step Solution
- Step 1: Write the proportion equation
862,447.76 : 1,292,241.49 = 524,466.05 : x - Step 2: Convert to fraction form
862,447.76/1,292,241.49 = 524,466.05/x - Step 3: Cross multiply
862,447.76x = 1,292,241.49 × 524,466.05 - Step 4: Simplify right side
862,447.76x = 677,736,782,134.04 - Step 5: Solve for x
x = 677,736,782,134.04/862,447.76 - Step 6: Final answer
x = 785,829.38
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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.