Finding the Fourth Proportional to 767,357.10, 1,058,675.13 and 444,889.62
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Solution
The fourth proportional to 767,357.10, 1,058,675.13 and 444,889.62 is: 613,786.69
Step by Step Solution
- Step 1: Write the proportion equation
767,357.10 : 1,058,675.13 = 444,889.62 : x - Step 2: Convert to fraction form
767,357.10/1,058,675.13 = 444,889.62/x - Step 3: Cross multiply
767,357.10x = 1,058,675.13 × 444,889.62 - Step 4: Simplify right side
767,357.10x = 470,993,576,289.15 - Step 5: Solve for x
x = 470,993,576,289.15/767,357.10 - Step 6: Final answer
x = 613,786.69
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1.5x scale
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.