Finding the Fourth Proportional to 268,454.22, 370,458.99 and 147,595.38
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Solution
The fourth proportional to 268,454.22, 370,458.99 and 147,595.38 is: 203,677.32
Step by Step Solution
- Step 1: Write the proportion equation
268,454.22 : 370,458.99 = 147,595.38 : x - Step 2: Convert to fraction form
268,454.22/370,458.99 = 147,595.38/x - Step 3: Cross multiply
268,454.22x = 370,458.99 × 147,595.38 - Step 4: Simplify right side
268,454.22x = 54,678,035,403.47 - Step 5: Solve for x
x = 54,678,035,403.47/268,454.22 - Step 6: Final answer
x = 203,677.32
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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.