Finding the Fourth Proportional to 576,737.31, 790,116.94 and 555,174.08
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Solution
The fourth proportional to 576,737.31, 790,116.94 and 555,174.08 is: 760,575.81
Step by Step Solution
- Step 1: Write the proportion equation
576,737.31 : 790,116.94 = 555,174.08 : x - Step 2: Convert to fraction form
576,737.31/790,116.94 = 555,174.08/x - Step 3: Cross multiply
576,737.31x = 790,116.94 × 555,174.08 - Step 4: Simplify right side
576,737.31x = 438,652,445,256.92 - Step 5: Solve for x
x = 438,652,445,256.92/576,737.31 - Step 6: Final answer
x = 760,575.81
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Why These Related Problems?
These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.