Finding the Fourth Proportional to 397,509.12, 596,257.61 and 160,683.75
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Solution
The fourth proportional to 397,509.12, 596,257.61 and 160,683.75 is: 241,023.17
Step by Step Solution
- Step 1: Write the proportion equation
397,509.12 : 596,257.61 = 160,683.75 : x - Step 2: Convert to fraction form
397,509.12/596,257.61 = 160,683.75/x - Step 3: Cross multiply
397,509.12x = 596,257.61 × 160,683.75 - Step 4: Simplify right side
397,509.12x = 95,808,907,937.42 - Step 5: Solve for x
x = 95,808,907,937.42/397,509.12 - Step 6: Final answer
x = 241,023.17
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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.