Finding the Fourth Proportional to 623,684.24, 860,683.52 and 337,203.65
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Solution
The fourth proportional to 623,684.24, 860,683.52 and 337,203.65 is: 465,340.63
Step by Step Solution
- Step 1: Write the proportion equation
623,684.24 : 860,683.52 = 337,203.65 : x - Step 2: Convert to fraction form
623,684.24/860,683.52 = 337,203.65/x - Step 3: Cross multiply
623,684.24x = 860,683.52 × 337,203.65 - Step 4: Simplify right side
623,684.24x = 290,225,620,135.43 - Step 5: Solve for x
x = 290,225,620,135.43/623,684.24 - Step 6: Final answer
x = 465,340.63
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1.5x scale
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.