Finding the Fourth Proportional to 490,655.02, 735,982.26 and 130,826.02
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Solution
The fourth proportional to 490,655.02, 735,982.26 and 130,826.02 is: 196,238.96
Step by Step Solution
- Step 1: Write the proportion equation
490,655.02 : 735,982.26 = 130,826.02 : x - Step 2: Convert to fraction form
490,655.02/735,982.26 = 130,826.02/x - Step 3: Cross multiply
490,655.02x = 735,982.26 × 130,826.02 - Step 4: Simplify right side
490,655.02x = 96,285,629,866.41 - Step 5: Solve for x
x = 96,285,629,866.41/490,655.02 - Step 6: Final answer
x = 196,238.96
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.