Finding the Fourth Proportional to 524,728.98, 786,429.06 and 335,116.08
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Solution
The fourth proportional to 524,728.98, 786,429.06 and 335,116.08 is: 502,249.80
Step by Step Solution
- Step 1: Write the proportion equation
524,728.98 : 786,429.06 = 335,116.08 : x - Step 2: Convert to fraction form
524,728.98/786,429.06 = 335,116.08/x - Step 3: Cross multiply
524,728.98x = 786,429.06 × 335,116.08 - Step 4: Simplify right side
524,728.98x = 263,545,023,785.29 - Step 5: Solve for x
x = 263,545,023,785.29/524,728.98 - Step 6: Final answer
x = 502,249.80
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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.