Finding the Fourth Proportional to 424,973.82, 586,466.01 and 243,692.58
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Solution
The fourth proportional to 424,973.82, 586,466.01 and 243,692.58 is: 336,296.99
Step by Step Solution
- Step 1: Write the proportion equation
424,973.82 : 586,466.01 = 243,692.58 : x - Step 2: Convert to fraction form
424,973.82/586,466.01 = 243,692.58/x - Step 3: Cross multiply
424,973.82x = 586,466.01 × 243,692.58 - Step 4: Simplify right side
424,973.82x = 142,917,415,059.21 - Step 5: Solve for x
x = 142,917,415,059.21/424,973.82 - Step 6: Final answer
x = 336,296.99
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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.