Finding the Fourth Proportional to 490,285.36, 735,006.84 and 170,395.67
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Solution
The fourth proportional to 490,285.36, 735,006.84 and 170,395.67 is: 255,447.12
Step by Step Solution
- Step 1: Write the proportion equation
490,285.36 : 735,006.84 = 170,395.67 : x - Step 2: Convert to fraction form
490,285.36/735,006.84 = 170,395.67/x - Step 3: Cross multiply
490,285.36x = 735,006.84 × 170,395.67 - Step 4: Simplify right side
490,285.36x = 125,241,982,956.38 - Step 5: Solve for x
x = 125,241,982,956.38/490,285.36 - Step 6: Final answer
x = 255,447.12
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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.