Finding the Fourth Proportional to 528,987.31, 793,230.82 and 204,927.19
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Solution
The fourth proportional to 528,987.31, 793,230.82 and 204,927.19 is: 307,293.88
Step by Step Solution
- Step 1: Write the proportion equation
528,987.31 : 793,230.82 = 204,927.19 : x - Step 2: Convert to fraction form
528,987.31/793,230.82 = 204,927.19/x - Step 3: Cross multiply
528,987.31x = 793,230.82 × 204,927.19 - Step 4: Simplify right side
528,987.31x = 162,554,563,852.28 - Step 5: Solve for x
x = 162,554,563,852.28/528,987.31 - Step 6: Final answer
x = 307,293.88
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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.