Finding the Fourth Proportional to 855,447.68, 1,180,503.50 and 473,466.26
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Solution
The fourth proportional to 855,447.68, 1,180,503.50 and 473,466.26 is: 653,375.53
Step by Step Solution
- Step 1: Write the proportion equation
855,447.68 : 1,180,503.50 = 473,466.26 : x - Step 2: Convert to fraction form
855,447.68/1,180,503.50 = 473,466.26/x - Step 3: Cross multiply
855,447.68x = 1,180,503.50 × 473,466.26 - Step 4: Simplify right side
855,447.68x = 558,928,577,061.91 - Step 5: Solve for x
x = 558,928,577,061.91/855,447.68 - Step 6: Final answer
x = 653,375.53
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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.