Finding the Fourth Proportional to 477,312.24, 658,791.12 and 302,769.54
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Solution
The fourth proportional to 477,312.24, 658,791.12 and 302,769.54 is: 417,885.54
Step by Step Solution
- Step 1: Write the proportion equation
477,312.24 : 658,791.12 = 302,769.54 : x - Step 2: Convert to fraction form
477,312.24/658,791.12 = 302,769.54/x - Step 3: Cross multiply
477,312.24x = 658,791.12 × 302,769.54 - Step 4: Simplify right side
477,312.24x = 199,461,884,358.49 - Step 5: Solve for x
x = 199,461,884,358.49/477,312.24 - Step 6: Final answer
x = 417,885.54
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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.