Finding the Fourth Proportional to 479,277.11, 661,391.35 and 264,417.12
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Solution
The fourth proportional to 479,277.11, 661,391.35 and 264,417.12 is: 364,889.52
Step by Step Solution
- Step 1: Write the proportion equation
479,277.11 : 661,391.35 = 264,417.12 : x - Step 2: Convert to fraction form
479,277.11/661,391.35 = 264,417.12/x - Step 3: Cross multiply
479,277.11x = 661,391.35 × 264,417.12 - Step 4: Simplify right side
479,277.11x = 174,883,195,298.87 - Step 5: Solve for x
x = 174,883,195,298.87/479,277.11 - Step 6: Final answer
x = 364,889.52
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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.