Finding the Fourth Proportional to 307,021.84, 460,637.36 and 187,318.44
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Solution
The fourth proportional to 307,021.84, 460,637.36 and 187,318.44 is: 281,041.48
Step by Step Solution
- Step 1: Write the proportion equation
307,021.84 : 460,637.36 = 187,318.44 : x - Step 2: Convert to fraction form
307,021.84/460,637.36 = 187,318.44/x - Step 3: Cross multiply
307,021.84x = 460,637.36 × 187,318.44 - Step 4: Simplify right side
307,021.84x = 86,285,871,680.92 - Step 5: Solve for x
x = 86,285,871,680.92/307,021.84 - Step 6: Final answer
x = 281,041.48
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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.