Finding the Fourth Proportional to 620,573.34, 929,022.93 and 383,152.62
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Solution
The fourth proportional to 620,573.34, 929,022.93 and 383,152.62 is: 573,594.69
Step by Step Solution
- Step 1: Write the proportion equation
620,573.34 : 929,022.93 = 383,152.62 : x - Step 2: Convert to fraction form
620,573.34/929,022.93 = 383,152.62/x - Step 3: Cross multiply
620,573.34x = 929,022.93 × 383,152.62 - Step 4: Simplify right side
620,573.34x = 355,957,569,669.58 - Step 5: Solve for x
x = 355,957,569,669.58/620,573.34 - Step 6: Final answer
x = 573,594.69
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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.