Finding the Fourth Proportional to 313,266.68, 432,308.39 and 170,026.75
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Solution
The fourth proportional to 313,266.68, 432,308.39 and 170,026.75 is: 234,637.11
Step by Step Solution
- Step 1: Write the proportion equation
313,266.68 : 432,308.39 = 170,026.75 : x - Step 2: Convert to fraction form
313,266.68/432,308.39 = 170,026.75/x - Step 3: Cross multiply
313,266.68x = 432,308.39 × 170,026.75 - Step 4: Simplify right side
313,266.68x = 73,503,988,618.53 - Step 5: Solve for x
x = 73,503,988,618.53/313,266.68 - Step 6: Final answer
x = 234,637.11
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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.