Finding the Fourth Proportional to 679,246.65, 937,370.08 and 373,351.31
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Solution
The fourth proportional to 679,246.65, 937,370.08 and 373,351.31 is: 515,230.14
Step by Step Solution
- Step 1: Write the proportion equation
679,246.65 : 937,370.08 = 373,351.31 : x - Step 2: Convert to fraction form
679,246.65/937,370.08 = 373,351.31/x - Step 3: Cross multiply
679,246.65x = 937,370.08 × 373,351.31 - Step 4: Simplify right side
679,246.65x = 349,968,345,456.05 - Step 5: Solve for x
x = 349,968,345,456.05/679,246.65 - Step 6: Final answer
x = 515,230.14
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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.