Finding the Fourth Proportional to 434,645.70, 651,968.55 and 224,693.70
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Solution
The fourth proportional to 434,645.70, 651,968.55 and 224,693.70 is: 337,040.55
Step by Step Solution
- Step 1: Write the proportion equation
434,645.70 : 651,968.55 = 224,693.70 : x - Step 2: Convert to fraction form
434,645.70/651,968.55 = 224,693.70/x - Step 3: Cross multiply
434,645.70x = 651,968.55 × 224,693.70 - Step 4: Simplify right side
434,645.70x = 146,493,225,783.14 - Step 5: Solve for x
x = 146,493,225,783.14/434,645.70 - Step 6: Final answer
x = 337,040.55
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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.