Finding the Fourth Proportional to 384,900.63, 577,203.35 and 132,134.01
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Solution
The fourth proportional to 384,900.63, 577,203.35 and 132,134.01 is: 198,150.34
Step by Step Solution
- Step 1: Write the proportion equation
384,900.63 : 577,203.35 = 132,134.01 : x - Step 2: Convert to fraction form
384,900.63/577,203.35 = 132,134.01/x - Step 3: Cross multiply
384,900.63x = 577,203.35 × 132,134.01 - Step 4: Simplify right side
384,900.63x = 76,268,192,560.26 - Step 5: Solve for x
x = 76,268,192,560.26/384,900.63 - Step 6: Final answer
x = 198,150.34
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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.