Finding the Fourth Proportional to 240,006.44, 331,195.18 and 143,319.41
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Solution
The fourth proportional to 240,006.44, 331,195.18 and 143,319.41 is: 197,772.60
Step by Step Solution
- Step 1: Write the proportion equation
240,006.44 : 331,195.18 = 143,319.41 : x - Step 2: Convert to fraction form
240,006.44/331,195.18 = 143,319.41/x - Step 3: Cross multiply
240,006.44x = 331,195.18 × 143,319.41 - Step 4: Simplify right side
240,006.44x = 47,466,697,288.88 - Step 5: Solve for x
x = 47,466,697,288.88/240,006.44 - Step 6: Final answer
x = 197,772.60
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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.