Finding the Fourth Proportional to 762,244.62, 1,051,881.82 and 471,779.11
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Solution
The fourth proportional to 762,244.62, 1,051,881.82 and 471,779.11 is: 651,045.42
Step by Step Solution
- Step 1: Write the proportion equation
762,244.62 : 1,051,881.82 = 471,779.11 : x - Step 2: Convert to fraction form
762,244.62/1,051,881.82 = 471,779.11/x - Step 3: Cross multiply
762,244.62x = 1,051,881.82 × 471,779.11 - Step 4: Simplify right side
762,244.62x = 496,255,868,864.78 - Step 5: Solve for x
x = 496,255,868,864.78/762,244.62 - Step 6: Final answer
x = 651,045.42
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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.