Finding the Fourth Proportional to 296,459.28, 444,369.96 and 128,058.84
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Solution
The fourth proportional to 296,459.28, 444,369.96 and 128,058.84 is: 191,950.48
Step by Step Solution
- Step 1: Write the proportion equation
296,459.28 : 444,369.96 = 128,058.84 : x - Step 2: Convert to fraction form
296,459.28/444,369.96 = 128,058.84/x - Step 3: Cross multiply
296,459.28x = 444,369.96 × 128,058.84 - Step 4: Simplify right side
296,459.28x = 56,905,501,608.45 - Step 5: Solve for x
x = 56,905,501,608.45/296,459.28 - Step 6: Final answer
x = 191,950.48
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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.