Finding the Fourth Proportional to 759,040.44, 1,138,747.50 and 534,838.68
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Solution
The fourth proportional to 759,040.44, 1,138,747.50 and 534,838.68 is: 802,389.67
Step by Step Solution
- Step 1: Write the proportion equation
759,040.44 : 1,138,747.50 = 534,838.68 : x - Step 2: Convert to fraction form
759,040.44/1,138,747.50 = 534,838.68/x - Step 3: Cross multiply
759,040.44x = 1,138,747.50 × 534,838.68 - Step 4: Simplify right side
759,040.44x = 609,046,209,753.30 - Step 5: Solve for x
x = 609,046,209,753.30/759,040.44 - Step 6: Final answer
x = 802,389.67
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.