Finding the Fourth Proportional to 855,448.68, 1,180,504.88 and 473,467.26
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Solution
The fourth proportional to 855,448.68, 1,180,504.88 and 473,467.26 is: 653,376.91
Step by Step Solution
- Step 1: Write the proportion equation
855,448.68 : 1,180,504.88 = 473,467.26 : x - Step 2: Convert to fraction form
855,448.68/1,180,504.88 = 473,467.26/x - Step 3: Cross multiply
855,448.68x = 1,180,504.88 × 473,467.26 - Step 4: Simplify right side
855,448.68x = 558,930,410,950.23 - Step 5: Solve for x
x = 558,930,410,950.23/855,448.68 - Step 6: Final answer
x = 653,376.91
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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.