Finding the Fourth Proportional to 445,445.19, 614,803.68 and 264,257.71
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Solution
The fourth proportional to 445,445.19, 614,803.68 and 264,257.71 is: 364,728.62
Step by Step Solution
- Step 1: Write the proportion equation
445,445.19 : 614,803.68 = 264,257.71 : x - Step 2: Convert to fraction form
445,445.19/614,803.68 = 264,257.71/x - Step 3: Cross multiply
445,445.19x = 614,803.68 × 264,257.71 - Step 4: Simplify right side
445,445.19x = 162,466,611,039.36 - Step 5: Solve for x
x = 162,466,611,039.36/445,445.19 - Step 6: Final answer
x = 364,728.62
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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.