Finding the Fourth Proportional to 306,465.28, 459,697.12 and 96,102.88
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Solution
The fourth proportional to 306,465.28, 459,697.12 and 96,102.88 is: 144,154.07
Step by Step Solution
- Step 1: Write the proportion equation
306,465.28 : 459,697.12 = 96,102.88 : x - Step 2: Convert to fraction form
306,465.28/459,697.12 = 96,102.88/x - Step 3: Cross multiply
306,465.28x = 459,697.12 × 96,102.88 - Step 4: Simplify right side
306,465.28x = 44,178,217,159.71 - Step 5: Solve for x
x = 44,178,217,159.71/306,465.28 - Step 6: Final answer
x = 144,154.07
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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.