Finding the Fourth Proportional to 486,932.23, 671,953.89 and 272,073.93
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Solution
The fourth proportional to 486,932.23, 671,953.89 and 272,073.93 is: 375,454.99
Step by Step Solution
- Step 1: Write the proportion equation
486,932.23 : 671,953.89 = 272,073.93 : x - Step 2: Convert to fraction form
486,932.23/671,953.89 = 272,073.93/x - Step 3: Cross multiply
486,932.23x = 671,953.89 × 272,073.93 - Step 4: Simplify right side
486,932.23x = 182,821,135,631.09 - Step 5: Solve for x
x = 182,821,135,631.09/486,932.23 - Step 6: Final answer
x = 375,454.99
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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.