Finding the Fourth Proportional to 351,720.99, 485,373.31 and 190,576.05
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Solution
The fourth proportional to 351,720.99, 485,373.31 and 190,576.05 is: 262,994.05
Step by Step Solution
- Step 1: Write the proportion equation
351,720.99 : 485,373.31 = 190,576.05 : x - Step 2: Convert to fraction form
351,720.99/485,373.31 = 190,576.05/x - Step 3: Cross multiply
351,720.99x = 485,373.31 × 190,576.05 - Step 4: Simplify right side
351,720.99x = 92,500,528,195.23 - Step 5: Solve for x
x = 92,500,528,195.23/351,720.99 - Step 6: Final answer
x = 262,994.05
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.