Finding the Fourth Proportional to 479,458.98, 719,001.36 and 179,776.08
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Solution
The fourth proportional to 479,458.98, 719,001.36 and 179,776.08 is: 269,593.96
Step by Step Solution
- Step 1: Write the proportion equation
479,458.98 : 719,001.36 = 179,776.08 : x - Step 2: Convert to fraction form
479,458.98/719,001.36 = 179,776.08/x - Step 3: Cross multiply
479,458.98x = 719,001.36 × 179,776.08 - Step 4: Simplify right side
479,458.98x = 129,259,246,015.47 - Step 5: Solve for x
x = 129,259,246,015.47/479,458.98 - Step 6: Final answer
x = 269,593.96
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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.