Finding the Fourth Proportional to 883.16, 1,325.20 and 444.48
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Solution
The fourth proportional to 883.16, 1,325.20 and 444.48 is: 666.95
Step by Step Solution
- Step 1: Write the proportion equation
883.16 : 1,325.20 = 444.48 : x - Step 2: Convert to fraction form
883.16/1,325.20 = 444.48/x - Step 3: Cross multiply
883.16x = 1,325.20 × 444.48 - Step 4: Simplify right side
883.16x = 589,024.90 - Step 5: Solve for x
x = 589,024.90/883.16 - Step 6: Final answer
x = 666.95
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1.5x scale
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.