Finding the Fourth Proportional to 602,975.36, 831,869.12 and 361,268.08
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Solution
The fourth proportional to 602,975.36, 831,869.12 and 361,268.08 is: 498,408.03
Step by Step Solution
- Step 1: Write the proportion equation
602,975.36 : 831,869.12 = 361,268.08 : x - Step 2: Convert to fraction form
602,975.36/831,869.12 = 361,268.08/x - Step 3: Cross multiply
602,975.36x = 831,869.12 × 361,268.08 - Step 4: Simplify right side
602,975.36x = 300,527,759,793.69 - Step 5: Solve for x
x = 300,527,759,793.69/602,975.36 - Step 6: Final answer
x = 498,408.03
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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.