Finding the Fourth Proportional to 307,009.84, 460,619.34 and 187,306.44
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Solution
The fourth proportional to 307,009.84, 460,619.34 and 187,306.44 is: 281,023.46
Step by Step Solution
- Step 1: Write the proportion equation
307,009.84 : 460,619.34 = 187,306.44 : x - Step 2: Convert to fraction form
307,009.84/460,619.34 = 187,306.44/x - Step 3: Cross multiply
307,009.84x = 460,619.34 × 187,306.44 - Step 4: Simplify right side
307,009.84x = 86,276,968,770.55 - Step 5: Solve for x
x = 86,276,968,770.55/307,009.84 - Step 6: Final answer
x = 281,023.46
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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.