Finding the Fourth Proportional to 294,282.12, 441,427.20 and 83,920.02
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Solution
The fourth proportional to 294,282.12, 441,427.20 and 83,920.02 is: 125,881.18
Step by Step Solution
- Step 1: Write the proportion equation
294,282.12 : 441,427.20 = 83,920.02 : x - Step 2: Convert to fraction form
294,282.12/441,427.20 = 83,920.02/x - Step 3: Cross multiply
294,282.12x = 441,427.20 × 83,920.02 - Step 4: Simplify right side
294,282.12x = 37,044,579,452.54 - Step 5: Solve for x
x = 37,044,579,452.54/294,282.12 - Step 6: Final answer
x = 125,881.18
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.