Finding the Fourth Proportional to 268,294.14, 370,221.84 and 147,434.04
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Solution
The fourth proportional to 268,294.14, 370,221.84 and 147,434.04 is: 203,445.75
Step by Step Solution
- Step 1: Write the proportion equation
268,294.14 : 370,221.84 = 147,434.04 : x - Step 2: Convert to fraction form
268,294.14/370,221.84 = 147,434.04/x - Step 3: Cross multiply
268,294.14x = 370,221.84 × 147,434.04 - Step 4: Simplify right side
268,294.14x = 54,583,301,567.43 - Step 5: Solve for x
x = 54,583,301,567.43/268,294.14 - Step 6: Final answer
x = 203,445.75
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.