Finding the Fourth Proportional to 466,372.77, 643,537.20 and 294,225.81
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Solution
The fourth proportional to 466,372.77, 643,537.20 and 294,225.81 is: 405,995.52
Step by Step Solution
- Step 1: Write the proportion equation
466,372.77 : 643,537.20 = 294,225.81 : x - Step 2: Convert to fraction form
466,372.77/643,537.20 = 294,225.81/x - Step 3: Cross multiply
466,372.77x = 643,537.20 × 294,225.81 - Step 4: Simplify right side
466,372.77x = 189,345,253,935.13 - Step 5: Solve for x
x = 189,345,253,935.13/466,372.77 - Step 6: Final answer
x = 405,995.52
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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.