Finding the Fourth Proportional to 306,769.14, 423,358.90 and 184,298.99
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Solution
The fourth proportional to 306,769.14, 423,358.90 and 184,298.99 is: 254,343.10
Step by Step Solution
- Step 1: Write the proportion equation
306,769.14 : 423,358.90 = 184,298.99 : x - Step 2: Convert to fraction form
306,769.14/423,358.90 = 184,298.99/x - Step 3: Cross multiply
306,769.14x = 423,358.90 × 184,298.99 - Step 4: Simplify right side
306,769.14x = 78,024,615,099.97 - Step 5: Solve for x
x = 78,024,615,099.97/306,769.14 - Step 6: Final answer
x = 254,343.10
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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.