Finding the Fourth Proportional to 855,924.56, 1,181,161.44 and 473,943.12
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Solution
The fourth proportional to 855,924.56, 1,181,161.44 and 473,943.12 is: 654,033.50
Step by Step Solution
- Step 1: Write the proportion equation
855,924.56 : 1,181,161.44 = 473,943.12 : x - Step 2: Convert to fraction form
855,924.56/1,181,161.44 = 473,943.12/x - Step 3: Cross multiply
855,924.56x = 1,181,161.44 × 473,943.12 - Step 4: Simplify right side
855,924.56x = 559,803,338,097.29 - Step 5: Solve for x
x = 559,803,338,097.29/855,924.56 - Step 6: Final answer
x = 654,033.50
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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.