Finding the Fourth Proportional to 501,201.66, 752,444.01 and 430,576.14
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Solution
The fourth proportional to 501,201.66, 752,444.01 and 430,576.14 is: 646,415.33
Step by Step Solution
- Step 1: Write the proportion equation
501,201.66 : 752,444.01 = 430,576.14 : x - Step 2: Convert to fraction form
501,201.66/752,444.01 = 430,576.14/x - Step 3: Cross multiply
501,201.66x = 752,444.01 × 430,576.14 - Step 4: Simplify right side
501,201.66x = 323,984,437,391.92 - Step 5: Solve for x
x = 323,984,437,391.92/501,201.66 - Step 6: Final answer
x = 646,415.33
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.