Finding the Fourth Proportional to 460,132.32, 689,878.26 and 203,825.70
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Solution
The fourth proportional to 460,132.32, 689,878.26 and 203,825.70 is: 305,596.70
Step by Step Solution
- Step 1: Write the proportion equation
460,132.32 : 689,878.26 = 203,825.70 : x - Step 2: Convert to fraction form
460,132.32/689,878.26 = 203,825.70/x - Step 3: Cross multiply
460,132.32x = 689,878.26 × 203,825.70 - Step 4: Simplify right side
460,132.32x = 140,614,919,259.28 - Step 5: Solve for x
x = 140,614,919,259.28/460,132.32 - Step 6: Final answer
x = 305,596.70
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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.