Finding the Fourth Proportional to 299,170.15, 412,946.92 and 184,484.79
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Solution
The fourth proportional to 299,170.15, 412,946.92 and 184,484.79 is: 254,645.80
Step by Step Solution
- Step 1: Write the proportion equation
299,170.15 : 412,946.92 = 184,484.79 : x - Step 2: Convert to fraction form
299,170.15/412,946.92 = 184,484.79/x - Step 3: Cross multiply
299,170.15x = 412,946.92 × 184,484.79 - Step 4: Simplify right side
299,170.15x = 76,182,422,830.19 - Step 5: Solve for x
x = 76,182,422,830.19/299,170.15 - Step 6: Final answer
x = 254,645.80
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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.