Finding the Fourth Proportional to 415,842.58, 573,869.36 and 234,558.11
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Solution
The fourth proportional to 415,842.58, 573,869.36 and 234,558.11 is: 323,693.92
Step by Step Solution
- Step 1: Write the proportion equation
415,842.58 : 573,869.36 = 234,558.11 : x - Step 2: Convert to fraction form
415,842.58/573,869.36 = 234,558.11/x - Step 3: Cross multiply
415,842.58x = 573,869.36 × 234,558.11 - Step 4: Simplify right side
415,842.58x = 134,605,712,907.21 - Step 5: Solve for x
x = 134,605,712,907.21/415,842.58 - Step 6: Final answer
x = 323,693.92
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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.