Finding the Fourth Proportional to 240,820.67, 360,970.27 and 156,640.99
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Solution
The fourth proportional to 240,820.67, 360,970.27 and 156,640.99 is: 234,791.88
Step by Step Solution
- Step 1: Write the proportion equation
240,820.67 : 360,970.27 = 156,640.99 : x - Step 2: Convert to fraction form
240,820.67/360,970.27 = 156,640.99/x - Step 3: Cross multiply
240,820.67x = 360,970.27 × 156,640.99 - Step 4: Simplify right side
240,820.67x = 56,542,737,865.31 - Step 5: Solve for x
x = 56,542,737,865.31/240,820.67 - Step 6: Final answer
x = 234,791.88
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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.