Finding the Fourth Proportional to 309,824.24, 464,416.64 and 130,014.10
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Solution
The fourth proportional to 309,824.24, 464,416.64 and 130,014.10 is: 194,886.99
Step by Step Solution
- Step 1: Write the proportion equation
309,824.24 : 464,416.64 = 130,014.10 : x - Step 2: Convert to fraction form
309,824.24/464,416.64 = 130,014.10/x - Step 3: Cross multiply
309,824.24x = 464,416.64 × 130,014.10 - Step 4: Simplify right side
309,824.24x = 60,380,711,892.63 - Step 5: Solve for x
x = 60,380,711,892.63/309,824.24 - Step 6: Final answer
x = 194,886.99
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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.