Finding the Fourth Proportional to 246,458.99, 340,113.11 and 133,281.74
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Solution
The fourth proportional to 246,458.99, 340,113.11 and 133,281.74 is: 183,928.64
Step by Step Solution
- Step 1: Write the proportion equation
246,458.99 : 340,113.11 = 133,281.74 : x - Step 2: Convert to fraction form
246,458.99/340,113.11 = 133,281.74/x - Step 3: Cross multiply
246,458.99x = 340,113.11 × 133,281.74 - Step 4: Simplify right side
246,458.99x = 45,330,864,730.64 - Step 5: Solve for x
x = 45,330,864,730.64/246,458.99 - Step 6: Final answer
x = 183,928.64
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.