Finding the Fourth Proportional to 883,855.08, 1,219,685.56 and 540,266.26
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Solution
The fourth proportional to 883,855.08, 1,219,685.56 and 540,266.26 is: 745,546.38
Step by Step Solution
- Step 1: Write the proportion equation
883,855.08 : 1,219,685.56 = 540,266.26 : x - Step 2: Convert to fraction form
883,855.08/1,219,685.56 = 540,266.26/x - Step 3: Cross multiply
883,855.08x = 1,219,685.56 × 540,266.26 - Step 4: Simplify right side
883,855.08x = 658,954,955,877.21 - Step 5: Solve for x
x = 658,954,955,877.21/883,855.08 - Step 6: Final answer
x = 745,546.38
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1.5x scale
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.