Finding the Fourth Proportional to 602,607.96, 831,596.70 and 330,680.44
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Solution
The fourth proportional to 602,607.96, 831,596.70 and 330,680.44 is: 456,337.75
Step by Step Solution
- Step 1: Write the proportion equation
602,607.96 : 831,596.70 = 330,680.44 : x - Step 2: Convert to fraction form
602,607.96/831,596.70 = 330,680.44/x - Step 3: Cross multiply
602,607.96x = 831,596.70 × 330,680.44 - Step 4: Simplify right side
602,607.96x = 274,992,762,658.55 - Step 5: Solve for x
x = 274,992,762,658.55/602,607.96 - Step 6: Final answer
x = 456,337.75
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1.5x scale
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.