Finding the Fourth Proportional to 307,670.37, 424,623.77 and 178,581.08
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Solution
The fourth proportional to 307,670.37, 424,623.77 and 178,581.08 is: 246,464.32
Step by Step Solution
- Step 1: Write the proportion equation
307,670.37 : 424,623.77 = 178,581.08 : x - Step 2: Convert to fraction form
307,670.37/424,623.77 = 178,581.08/x - Step 3: Cross multiply
307,670.37x = 424,623.77 × 178,581.08 - Step 4: Simplify right side
307,670.37x = 75,829,768,424.25 - Step 5: Solve for x
x = 75,829,768,424.25/307,670.37 - Step 6: Final answer
x = 246,464.32
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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.