Finding the Fourth Proportional to 558,187.24, 770,517.50 and 395,693.08
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Solution
The fourth proportional to 558,187.24, 770,517.50 and 395,693.08 is: 546,211.77
Step by Step Solution
- Step 1: Write the proportion equation
558,187.24 : 770,517.50 = 395,693.08 : x - Step 2: Convert to fraction form
558,187.24/770,517.50 = 395,693.08/x - Step 3: Cross multiply
558,187.24x = 770,517.50 × 395,693.08 - Step 4: Simplify right side
558,187.24x = 304,888,442,768.90 - Step 5: Solve for x
x = 304,888,442,768.90/558,187.24 - Step 6: Final answer
x = 546,211.77
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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.