Finding the Fourth Proportional to 609,225.21, 913,941.54 and 305,764.08
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Solution
The fourth proportional to 609,225.21, 913,941.54 and 305,764.08 is: 458,698.18
Step by Step Solution
- Step 1: Write the proportion equation
609,225.21 : 913,941.54 = 305,764.08 : x - Step 2: Convert to fraction form
609,225.21/913,941.54 = 305,764.08/x - Step 3: Cross multiply
609,225.21x = 913,941.54 × 305,764.08 - Step 4: Simplify right side
609,225.21x = 279,450,494,151.88 - Step 5: Solve for x
x = 279,450,494,151.88/609,225.21 - Step 6: Final answer
x = 458,698.18
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.