Finding the Fourth Proportional to 623,506.44, 860,438.70 and 337,026.36
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Solution
The fourth proportional to 623,506.44, 860,438.70 and 337,026.36 is: 465,096.28
Step by Step Solution
- Step 1: Write the proportion equation
623,506.44 : 860,438.70 = 337,026.36 : x - Step 2: Convert to fraction form
623,506.44/860,438.70 = 337,026.36/x - Step 3: Cross multiply
623,506.44x = 860,438.70 × 337,026.36 - Step 4: Simplify right side
623,506.44x = 289,990,523,064.13 - Step 5: Solve for x
x = 289,990,523,064.13/623,506.44 - Step 6: Final answer
x = 465,096.28
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.