Finding the Fourth Proportional to 559,302.24, 771,842.36 and 317,589.88
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Solution
The fourth proportional to 559,302.24, 771,842.36 and 317,589.88 is: 438,277.02
Step by Step Solution
- Step 1: Write the proportion equation
559,302.24 : 771,842.36 = 317,589.88 : x - Step 2: Convert to fraction form
559,302.24/771,842.36 = 317,589.88/x - Step 3: Cross multiply
559,302.24x = 771,842.36 × 317,589.88 - Step 4: Simplify right side
559,302.24x = 245,129,319,323.38 - Step 5: Solve for x
x = 245,129,319,323.38/559,302.24 - Step 6: Final answer
x = 438,277.02
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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.