Finding the Fourth Proportional to 464,423.28, 696,733.44 and 149,101.68
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Solution
The fourth proportional to 464,423.28, 696,733.44 and 149,101.68 is: 223,684.15
Step by Step Solution
- Step 1: Write the proportion equation
464,423.28 : 696,733.44 = 149,101.68 : x - Step 2: Convert to fraction form
464,423.28/696,733.44 = 149,101.68/x - Step 3: Cross multiply
464,423.28x = 696,733.44 × 149,101.68 - Step 4: Simplify right side
464,423.28x = 103,884,126,416.18 - Step 5: Solve for x
x = 103,884,126,416.18/464,423.28 - Step 6: Final answer
x = 223,684.15
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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.