Finding the Fourth Proportional to 586,354.08, 809,171.64 and 331,699.92
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Solution
The fourth proportional to 586,354.08, 809,171.64 and 331,699.92 is: 457,747.59
Step by Step Solution
- Step 1: Write the proportion equation
586,354.08 : 809,171.64 = 331,699.92 : x - Step 2: Convert to fraction form
586,354.08/809,171.64 = 331,699.92/x - Step 3: Cross multiply
586,354.08x = 809,171.64 × 331,699.92 - Step 4: Simplify right side
586,354.08x = 268,402,168,254.27 - Step 5: Solve for x
x = 268,402,168,254.27/586,354.08 - Step 6: Final answer
x = 457,747.59
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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.