Finding the Fourth Proportional to 899.24, 1,346.99 and 533.12
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Solution
The fourth proportional to 899.24, 1,346.99 and 533.12 is: 798.57
Step by Step Solution
- Step 1: Write the proportion equation
899.24 : 1,346.99 = 533.12 : x - Step 2: Convert to fraction form
899.24/1,346.99 = 533.12/x - Step 3: Cross multiply
899.24x = 1,346.99 × 533.12 - Step 4: Simplify right side
899.24x = 718,097.91 - Step 5: Solve for x
x = 718,097.91/899.24 - Step 6: Final answer
x = 798.57
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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.