Finding the Fourth Proportional to 482,674.60, 724,271.10 and 202,220.20
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Solution
The fourth proportional to 482,674.60, 724,271.10 and 202,220.20 is: 303,438.89
Step by Step Solution
- Step 1: Write the proportion equation
482,674.60 : 724,271.10 = 202,220.20 : x - Step 2: Convert to fraction form
482,674.60/724,271.10 = 202,220.20/x - Step 3: Cross multiply
482,674.60x = 724,271.10 × 202,220.20 - Step 4: Simplify right side
482,674.60x = 146,462,246,696.22 - Step 5: Solve for x
x = 146,462,246,696.22/482,674.60 - Step 6: Final answer
x = 303,438.89
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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.