Finding the Fourth Proportional to 464,287.19, 696,627.61 and 253,679.09
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Solution
The fourth proportional to 464,287.19, 696,627.61 and 253,679.09 is: 380,626.17
Step by Step Solution
- Step 1: Write the proportion equation
464,287.19 : 696,627.61 = 253,679.09 : x - Step 2: Convert to fraction form
464,287.19/696,627.61 = 253,679.09/x - Step 3: Cross multiply
464,287.19x = 696,627.61 × 253,679.09 - Step 4: Simplify right side
464,287.19x = 176,719,854,056.34 - Step 5: Solve for x
x = 176,719,854,056.34/464,287.19 - Step 6: Final answer
x = 380,626.17
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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.