Finding the Fourth Proportional to 925,208.68, 1,276,397.02 and 619,383.59
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Solution
The fourth proportional to 925,208.68, 1,276,397.02 and 619,383.59 is: 854,487.63
Step by Step Solution
- Step 1: Write the proportion equation
925,208.68 : 1,276,397.02 = 619,383.59 : x - Step 2: Convert to fraction form
925,208.68/1,276,397.02 = 619,383.59/x - Step 3: Cross multiply
925,208.68x = 1,276,397.02 × 619,383.59 - Step 4: Simplify right side
925,208.68x = 790,579,368,512.90 - Step 5: Solve for x
x = 790,579,368,512.90/925,208.68 - Step 6: Final answer
x = 854,487.63
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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.