Finding the Fourth Proportional to 347,344.34, 520,943.62 and 97,968.02
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Solution
The fourth proportional to 347,344.34, 520,943.62 and 97,968.02 is: 146,931.47
Step by Step Solution
- Step 1: Write the proportion equation
347,344.34 : 520,943.62 = 97,968.02 : x - Step 2: Convert to fraction form
347,344.34/520,943.62 = 97,968.02/x - Step 3: Cross multiply
347,344.34x = 520,943.62 × 97,968.02 - Step 4: Simplify right side
347,344.34x = 51,035,816,299.24 - Step 5: Solve for x
x = 51,035,816,299.24/347,344.34 - Step 6: Final answer
x = 146,931.47
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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.