Finding the Fourth Proportional to 855,449.68, 1,180,506.26 and 473,468.26
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Solution
The fourth proportional to 855,449.68, 1,180,506.26 and 473,468.26 is: 653,378.29
Step by Step Solution
- Step 1: Write the proportion equation
855,449.68 : 1,180,506.26 = 473,468.26 : x - Step 2: Convert to fraction form
855,449.68/1,180,506.26 = 473,468.26/x - Step 3: Cross multiply
855,449.68x = 1,180,506.26 × 473,468.26 - Step 4: Simplify right side
855,449.68x = 558,932,244,841.31 - Step 5: Solve for x
x = 558,932,244,841.31/855,449.68 - Step 6: Final answer
x = 653,378.29
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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.