Finding the Fourth Proportional to 623,176.70, 934,765.05 and 202,495.10
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Solution
The fourth proportional to 623,176.70, 934,765.05 and 202,495.10 is: 303,742.65
Step by Step Solution
- Step 1: Write the proportion equation
623,176.70 : 934,765.05 = 202,495.10 : x - Step 2: Convert to fraction form
623,176.70/934,765.05 = 202,495.10/x - Step 3: Cross multiply
623,176.70x = 934,765.05 × 202,495.10 - Step 4: Simplify right side
623,176.70x = 189,285,342,276.26 - Step 5: Solve for x
x = 189,285,342,276.26/623,176.70 - Step 6: Final answer
x = 303,742.65
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1.5x scale
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.