Finding the Fourth Proportional to 771,498.44, 1,064,678.85 and 444,804.99
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Solution
The fourth proportional to 771,498.44, 1,064,678.85 and 444,804.99 is: 613,837.23
Step by Step Solution
- Step 1: Write the proportion equation
771,498.44 : 1,064,678.85 = 444,804.99 : x - Step 2: Convert to fraction form
771,498.44/1,064,678.85 = 444,804.99/x - Step 3: Cross multiply
771,498.44x = 1,064,678.85 × 444,804.99 - Step 4: Simplify right side
771,498.44x = 473,574,465,227.46 - Step 5: Solve for x
x = 473,574,465,227.46/771,498.44 - Step 6: Final answer
x = 613,837.23
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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.