Finding the Fourth Proportional to 465,719.70, 698,579.55 and 465,719.70
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Solution
The fourth proportional to 465,719.70, 698,579.55 and 465,719.70 is: 698,579.55
Step by Step Solution
- Step 1: Write the proportion equation
465,719.70 : 698,579.55 = 465,719.70 : x - Step 2: Convert to fraction form
465,719.70/698,579.55 = 465,719.70/x - Step 3: Cross multiply
465,719.70x = 698,579.55 × 465,719.70 - Step 4: Simplify right side
465,719.70x = 325,342,258,452.14 - Step 5: Solve for x
x = 325,342,258,452.14/465,719.70 - Step 6: Final answer
x = 698,579.55
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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.