Finding the Fourth Proportional to 464,239.14, 696,358.72 and 306,430.68
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Solution
The fourth proportional to 464,239.14, 696,358.72 and 306,430.68 is: 459,646.03
Step by Step Solution
- Step 1: Write the proportion equation
464,239.14 : 696,358.72 = 306,430.68 : x - Step 2: Convert to fraction form
464,239.14/696,358.72 = 306,430.68/x - Step 3: Cross multiply
464,239.14x = 696,358.72 × 306,430.68 - Step 4: Simplify right side
464,239.14x = 213,385,676,093.53 - Step 5: Solve for x
x = 213,385,676,093.53/464,239.14 - Step 6: Final answer
x = 459,646.03
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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.