Finding the Fourth Proportional to 479,460.98, 719,004.36 and 179,778.08
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Solution
The fourth proportional to 479,460.98, 719,004.36 and 179,778.08 is: 269,596.96
Step by Step Solution
- Step 1: Write the proportion equation
479,460.98 : 719,004.36 = 179,778.08 : x - Step 2: Convert to fraction form
479,460.98/719,004.36 = 179,778.08/x - Step 3: Cross multiply
479,460.98x = 719,004.36 × 179,778.08 - Step 4: Simplify right side
479,460.98x = 129,261,223,352.43 - Step 5: Solve for x
x = 129,261,223,352.43/479,460.98 - Step 6: Final answer
x = 269,596.96
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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.