Finding the Fourth Proportional to 602,629.20, 831,626.04 and 330,701.68
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Solution
The fourth proportional to 602,629.20, 831,626.04 and 330,701.68 is: 456,367.08
Step by Step Solution
- Step 1: Write the proportion equation
602,629.20 : 831,626.04 = 330,701.68 : x - Step 2: Convert to fraction form
602,629.20/831,626.04 = 330,701.68/x - Step 3: Cross multiply
602,629.20x = 831,626.04 × 330,701.68 - Step 4: Simplify right side
602,629.20x = 275,020,128,559.75 - Step 5: Solve for x
x = 275,020,128,559.75/602,629.20 - Step 6: Final answer
x = 456,367.08
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.