Finding the Fourth Proportional to 307,966.70, 461,950.05 and 202,904.30
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Solution
The fourth proportional to 307,966.70, 461,950.05 and 202,904.30 is: 304,356.45
Step by Step Solution
- Step 1: Write the proportion equation
307,966.70 : 461,950.05 = 202,904.30 : x - Step 2: Convert to fraction form
307,966.70/461,950.05 = 202,904.30/x - Step 3: Cross multiply
307,966.70x = 461,950.05 × 202,904.30 - Step 4: Simplify right side
307,966.70x = 93,731,651,530.22 - Step 5: Solve for x
x = 93,731,651,530.22/307,966.70 - Step 6: Final answer
x = 304,356.45
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1.5x scale
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.