Finding the Fourth Proportional to 995,704.70, 1,493,362.65 and 330,856.70
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Solution
The fourth proportional to 995,704.70, 1,493,362.65 and 330,856.70 is: 496,220.45
Step by Step Solution
- Step 1: Write the proportion equation
995,704.70 : 1,493,362.65 = 330,856.70 : x - Step 2: Convert to fraction form
995,704.70/1,493,362.65 = 330,856.70/x - Step 3: Cross multiply
995,704.70x = 1,493,362.65 × 330,856.70 - Step 4: Simplify right side
995,704.70x = 494,089,038,282.26 - Step 5: Solve for x
x = 494,089,038,282.26/995,704.70 - Step 6: Final answer
x = 496,220.45
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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.