Finding the Fourth Proportional to 836,266.88, 1,153,965.08 and 473,618.54
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Solution
The fourth proportional to 836,266.88, 1,153,965.08 and 473,618.54 is: 653,546.46
Step by Step Solution
- Step 1: Write the proportion equation
836,266.88 : 1,153,965.08 = 473,618.54 : x - Step 2: Convert to fraction form
836,266.88/1,153,965.08 = 473,618.54/x - Step 3: Cross multiply
836,266.88x = 1,153,965.08 × 473,618.54 - Step 4: Simplify right side
836,266.88x = 546,539,260,469.54 - Step 5: Solve for x
x = 546,539,260,469.54/836,266.88 - Step 6: Final answer
x = 653,546.46
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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.