Finding the Fourth Proportional to 855,204.48, 1,180,192.68 and 473,266.80
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Solution
The fourth proportional to 855,204.48, 1,180,192.68 and 473,266.80 is: 653,113.99
Step by Step Solution
- Step 1: Write the proportion equation
855,204.48 : 1,180,192.68 = 473,266.80 : x - Step 2: Convert to fraction form
855,204.48/1,180,192.68 = 473,266.80/x - Step 3: Cross multiply
855,204.48x = 1,180,192.68 × 473,266.80 - Step 4: Simplify right side
855,204.48x = 558,546,013,047.02 - Step 5: Solve for x
x = 558,546,013,047.02/855,204.48 - Step 6: Final answer
x = 653,113.99
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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.