Finding the Fourth Proportional to 560.99, 841.60 and 170.98
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Solution
The fourth proportional to 560.99, 841.60 and 170.98 is: 256.50
Step by Step Solution
- Step 1: Write the proportion equation
560.99 : 841.60 = 170.98 : x - Step 2: Convert to fraction form
560.99/841.60 = 170.98/x - Step 3: Cross multiply
560.99x = 841.60 × 170.98 - Step 4: Simplify right side
560.99x = 143,894.24 - Step 5: Solve for x
x = 143,894.24/560.99 - Step 6: Final answer
x = 256.50
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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.