Finding the Fourth Proportional to 431,858.94, 595,966.14 and 240,884.70
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Solution
The fourth proportional to 431,858.94, 595,966.14 and 240,884.70 is: 332,421.33
Step by Step Solution
- Step 1: Write the proportion equation
431,858.94 : 595,966.14 = 240,884.70 : x - Step 2: Convert to fraction form
431,858.94/595,966.14 = 240,884.70/x - Step 3: Cross multiply
431,858.94x = 595,966.14 × 240,884.70 - Step 4: Simplify right side
431,858.94x = 143,559,124,844.06 - Step 5: Solve for x
x = 143,559,124,844.06/431,858.94 - Step 6: Final answer
x = 332,421.33
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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.