Finding the Fourth Proportional to 623,020.05, 934,481.48 and 243,867.15
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Solution
The fourth proportional to 623,020.05, 934,481.48 and 243,867.15 is: 365,781.70
Step by Step Solution
- Step 1: Write the proportion equation
623,020.05 : 934,481.48 = 243,867.15 : x - Step 2: Convert to fraction form
623,020.05/934,481.48 = 243,867.15/x - Step 3: Cross multiply
623,020.05x = 934,481.48 × 243,867.15 - Step 4: Simplify right side
623,020.05x = 227,889,334,036.05 - Step 5: Solve for x
x = 227,889,334,036.05/623,020.05 - Step 6: Final answer
x = 365,781.70
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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.