Finding the Fourth Proportional to 903,517.65, 1,246,645.26 and 540,803.70
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Solution
The fourth proportional to 903,517.65, 1,246,645.26 and 540,803.70 is: 746,183.95
Step by Step Solution
- Step 1: Write the proportion equation
903,517.65 : 1,246,645.26 = 540,803.70 : x - Step 2: Convert to fraction form
903,517.65/1,246,645.26 = 540,803.70/x - Step 3: Cross multiply
903,517.65x = 1,246,645.26 × 540,803.70 - Step 4: Simplify right side
903,517.65x = 674,190,369,195.46 - Step 5: Solve for x
x = 674,190,369,195.46/903,517.65 - Step 6: Final answer
x = 746,183.95
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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.