Finding the Fourth Proportional to 307,964.19, 461,947.36 and 94,730.66
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Solution
The fourth proportional to 307,964.19, 461,947.36 and 94,730.66 is: 142,096.32
Step by Step Solution
- Step 1: Write the proportion equation
307,964.19 : 461,947.36 = 94,730.66 : x - Step 2: Convert to fraction form
307,964.19/461,947.36 = 94,730.66/x - Step 3: Cross multiply
307,964.19x = 461,947.36 × 94,730.66 - Step 4: Simplify right side
307,964.19x = 43,760,578,298.06 - Step 5: Solve for x
x = 43,760,578,298.06/307,964.19 - Step 6: Final answer
x = 142,096.32
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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.