Finding the Fourth Proportional to 1,468, 2,202.08 and 442.08
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Solution
The fourth proportional to 1,468, 2,202.08 and 442.08 is: 663.14
Step by Step Solution
- Step 1: Write the proportion equation
1,468 : 2,202.08 = 442.08 : x - Step 2: Convert to fraction form
1,468/2,202.08 = 442.08/x - Step 3: Cross multiply
1,468x = 2,202.08 × 442.08 - Step 4: Simplify right side
1,468x = 973,495.53 - Step 5: Solve for x
x = 973,495.53/1,468 - Step 6: Final answer
x = 663.14
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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.