Finding the Fourth Proportional to 558,442.96, 770,652.36 and 303,795.28
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Solution
The fourth proportional to 558,442.96, 770,652.36 and 303,795.28 is: 419,238.07
Step by Step Solution
- Step 1: Write the proportion equation
558,442.96 : 770,652.36 = 303,795.28 : x - Step 2: Convert to fraction form
558,442.96/770,652.36 = 303,795.28/x - Step 3: Cross multiply
558,442.96x = 770,652.36 × 303,795.28 - Step 4: Simplify right side
558,442.96x = 234,120,549,488.86 - Step 5: Solve for x
x = 234,120,549,488.86/558,442.96 - Step 6: Final answer
x = 419,238.07
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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.