Finding the Fourth Proportional to 832,581.96, 1,148,961.08 and 450,609
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Solution
The fourth proportional to 832,581.96, 1,148,961.08 and 450,609 is: 621,839.32
Step by Step Solution
- Step 1: Write the proportion equation
832,581.96 : 1,148,961.08 = 450,609 : x - Step 2: Convert to fraction form
832,581.96/1,148,961.08 = 450,609/x - Step 3: Cross multiply
832,581.96x = 1,148,961.08 × 450,609 - Step 4: Simplify right side
832,581.96x = 517,732,203,297.72 - Step 5: Solve for x
x = 517,732,203,297.72/832,581.96 - Step 6: Final answer
x = 621,839.32
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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.