Finding the Fourth Proportional to 683,848.82, 943,841.77 and 450,866.68
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Solution
The fourth proportional to 683,848.82, 943,841.77 and 450,866.68 is: 622,281.99
Step by Step Solution
- Step 1: Write the proportion equation
683,848.82 : 943,841.77 = 450,866.68 : x - Step 2: Convert to fraction form
683,848.82/943,841.77 = 450,866.68/x - Step 3: Cross multiply
683,848.82x = 943,841.77 × 450,866.68 - Step 4: Simplify right side
683,848.82x = 425,546,804,453.01 - Step 5: Solve for x
x = 425,546,804,453.01/683,848.82 - Step 6: Final answer
x = 622,281.99
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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.