Finding the Fourth Proportional to 440,947.13, 608,489.41 and 259,666.70
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Solution
The fourth proportional to 440,947.13, 608,489.41 and 259,666.70 is: 358,329.66
Step by Step Solution
- Step 1: Write the proportion equation
440,947.13 : 608,489.41 = 259,666.70 : x - Step 2: Convert to fraction form
440,947.13/608,489.41 = 259,666.70/x - Step 3: Cross multiply
440,947.13x = 608,489.41 × 259,666.70 - Step 4: Simplify right side
440,947.13x = 158,004,437,079.65 - Step 5: Solve for x
x = 158,004,437,079.65/440,947.13 - Step 6: Final answer
x = 358,329.66
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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.