Finding the Fourth Proportional to 759,524.56, 1,138,290.36 and 558,905.68
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Solution
The fourth proportional to 759,524.56, 1,138,290.36 and 558,905.68 is: 837,625.25
Step by Step Solution
- Step 1: Write the proportion equation
759,524.56 : 1,138,290.36 = 558,905.68 : x - Step 2: Convert to fraction form
759,524.56/1,138,290.36 = 558,905.68/x - Step 3: Cross multiply
759,524.56x = 1,138,290.36 × 558,905.68 - Step 4: Simplify right side
759,524.56x = 636,196,947,693.25 - Step 5: Solve for x
x = 636,196,947,693.25/759,524.56 - Step 6: Final answer
x = 837,625.25
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.