Finding the Fourth Proportional to 623,859.79, 935,789.55 and 244,959.07
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Solution
The fourth proportional to 623,859.79, 935,789.55 and 244,959.07 is: 367,438.55
Step by Step Solution
- Step 1: Write the proportion equation
623,859.79 : 935,789.55 = 244,959.07 : x - Step 2: Convert to fraction form
623,859.79/935,789.55 = 244,959.07/x - Step 3: Cross multiply
623,859.79x = 935,789.55 × 244,959.07 - Step 4: Simplify right side
623,859.79x = 229,230,137,883.72 - Step 5: Solve for x
x = 229,230,137,883.72/623,859.79 - Step 6: Final answer
x = 367,438.55
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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.