Finding the Fourth Proportional to 435.95, 652.91 and 219
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Solution
The fourth proportional to 435.95, 652.91 and 219 is: 327.99
Step by Step Solution
- Step 1: Write the proportion equation
435.95 : 652.91 = 219 : x - Step 2: Convert to fraction form
435.95/652.91 = 219/x - Step 3: Cross multiply
435.95x = 652.91 × 219 - Step 4: Simplify right side
435.95x = 142,986.20 - Step 5: Solve for x
x = 142,986.20/435.95 - Step 6: Final answer
x = 327.99
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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.