Finding the Fourth Proportional to 361,708.35, 542,684.07 and 253,750.23
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Solution
The fourth proportional to 361,708.35, 542,684.07 and 253,750.23 is: 380,710.62
Step by Step Solution
- Step 1: Write the proportion equation
361,708.35 : 542,684.07 = 253,750.23 : x - Step 2: Convert to fraction form
361,708.35/542,684.07 = 253,750.23/x - Step 3: Cross multiply
361,708.35x = 542,684.07 × 253,750.23 - Step 4: Simplify right side
361,708.35x = 137,706,207,579.84 - Step 5: Solve for x
x = 137,706,207,579.84/361,708.35 - Step 6: Final answer
x = 380,710.62
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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.