Finding the Fourth Proportional to 439,247.14, 605,708.49 and 375,794.98
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Solution
The fourth proportional to 439,247.14, 605,708.49 and 375,794.98 is: 518,209.88
Step by Step Solution
- Step 1: Write the proportion equation
439,247.14 : 605,708.49 = 375,794.98 : x - Step 2: Convert to fraction form
439,247.14/605,708.49 = 375,794.98/x - Step 3: Cross multiply
439,247.14x = 605,708.49 × 375,794.98 - Step 4: Simplify right side
439,247.14x = 227,622,209,885.38 - Step 5: Solve for x
x = 227,622,209,885.38/439,247.14 - Step 6: Final answer
x = 518,209.88
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.