Finding the Fourth Proportional to 431,346.98, 595,250.86 and 235,115.14
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Solution
The fourth proportional to 431,346.98, 595,250.86 and 235,115.14 is: 324,454.55
Step by Step Solution
- Step 1: Write the proportion equation
431,346.98 : 595,250.86 = 235,115.14 : x - Step 2: Convert to fraction form
431,346.98/595,250.86 = 235,115.14/x - Step 3: Cross multiply
431,346.98x = 595,250.86 × 235,115.14 - Step 4: Simplify right side
431,346.98x = 139,952,489,284.02 - Step 5: Solve for x
x = 139,952,489,284.02/431,346.98 - Step 6: Final answer
x = 324,454.55
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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.