Finding the Fourth Proportional to 623,049.75, 934,574.52 and 149,735.10
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Solution
The fourth proportional to 623,049.75, 934,574.52 and 149,735.10 is: 224,602.62
Step by Step Solution
- Step 1: Write the proportion equation
623,049.75 : 934,574.52 = 149,735.10 : x - Step 2: Convert to fraction form
623,049.75/934,574.52 = 149,735.10/x - Step 3: Cross multiply
623,049.75x = 934,574.52 × 149,735.10 - Step 4: Simplify right side
623,049.75x = 139,938,609,209.65 - Step 5: Solve for x
x = 139,938,609,209.65/623,049.75 - Step 6: Final answer
x = 224,602.62
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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.