Finding the Fourth Proportional to 324,177.95, 486,305.73 and 99,508.94
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Solution
The fourth proportional to 324,177.95, 486,305.73 and 99,508.94 is: 149,275.32
Step by Step Solution
- Step 1: Write the proportion equation
324,177.95 : 486,305.73 = 99,508.94 : x - Step 2: Convert to fraction form
324,177.95/486,305.73 = 99,508.94/x - Step 3: Cross multiply
324,177.95x = 486,305.73 × 99,508.94 - Step 4: Simplify right side
324,177.95x = 48,391,767,708.23 - Step 5: Solve for x
x = 48,391,767,708.23/324,177.95 - Step 6: Final answer
x = 149,275.32
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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.