Finding the Fourth Proportional to 367,651.56, 507,371.40 and 206,537.76
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Solution
The fourth proportional to 367,651.56, 507,371.40 and 206,537.76 is: 285,028.99
Step by Step Solution
- Step 1: Write the proportion equation
367,651.56 : 507,371.40 = 206,537.76 : x - Step 2: Convert to fraction form
367,651.56/507,371.40 = 206,537.76/x - Step 3: Cross multiply
367,651.56x = 507,371.40 × 206,537.76 - Step 4: Simplify right side
367,651.56x = 104,791,352,444.06 - Step 5: Solve for x
x = 104,791,352,444.06/367,651.56 - Step 6: Final answer
x = 285,028.99
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.