Finding the Fourth Proportional to 593,044.38, 889,433.16 and 272,889.09
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Solution
The fourth proportional to 593,044.38, 889,433.16 and 272,889.09 is: 409,272.25
Step by Step Solution
- Step 1: Write the proportion equation
593,044.38 : 889,433.16 = 272,889.09 : x - Step 2: Convert to fraction form
593,044.38/889,433.16 = 272,889.09/x - Step 3: Cross multiply
593,044.38x = 889,433.16 × 272,889.09 - Step 4: Simplify right side
593,044.38x = 242,716,605,648.22 - Step 5: Solve for x
x = 242,716,605,648.22/593,044.38 - Step 6: Final answer
x = 409,272.25
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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.