Finding the Fourth Proportional to 347,136.35, 520,704.53 and 97,818.35
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Solution
The fourth proportional to 347,136.35, 520,704.53 and 97,818.35 is: 146,727.53
Step by Step Solution
- Step 1: Write the proportion equation
347,136.35 : 520,704.53 = 97,818.35 : x - Step 2: Convert to fraction form
347,136.35/520,704.53 = 97,818.35/x - Step 3: Cross multiply
347,136.35x = 520,704.53 × 97,818.35 - Step 4: Simplify right side
347,136.35x = 50,934,457,962.13 - Step 5: Solve for x
x = 50,934,457,962.13/347,136.35 - Step 6: Final answer
x = 146,727.53
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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.