Finding the Fourth Proportional to 307,437.18, 461,007.99 and 174,281.70
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Solution
The fourth proportional to 307,437.18, 461,007.99 and 174,281.70 is: 261,338.78
Step by Step Solution
- Step 1: Write the proportion equation
307,437.18 : 461,007.99 = 174,281.70 : x - Step 2: Convert to fraction form
307,437.18/461,007.99 = 174,281.70/x - Step 3: Cross multiply
307,437.18x = 461,007.99 × 174,281.70 - Step 4: Simplify right side
307,437.18x = 80,345,256,210.78 - Step 5: Solve for x
x = 80,345,256,210.78/307,437.18 - Step 6: Final answer
x = 261,338.78
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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.