Finding the Fourth Proportional to 408,572.64, 613,027.44 and 180,748.53
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Solution
The fourth proportional to 408,572.64, 613,027.44 and 180,748.53 is: 271,197.33
Step by Step Solution
- Step 1: Write the proportion equation
408,572.64 : 613,027.44 = 180,748.53 : x - Step 2: Convert to fraction form
408,572.64/613,027.44 = 180,748.53/x - Step 3: Cross multiply
408,572.64x = 613,027.44 × 180,748.53 - Step 4: Simplify right side
408,572.64x = 110,803,808,629.66 - Step 5: Solve for x
x = 110,803,808,629.66/408,572.64 - Step 6: Final answer
x = 271,197.33
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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.