Finding the Fourth Proportional to 294,283.08, 406,106.78 and 173,429.46
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Solution
The fourth proportional to 294,283.08, 406,106.78 and 173,429.46 is: 239,330.37
Step by Step Solution
- Step 1: Write the proportion equation
294,283.08 : 406,106.78 = 173,429.46 : x - Step 2: Convert to fraction form
294,283.08/406,106.78 = 173,429.46/x - Step 3: Cross multiply
294,283.08x = 406,106.78 × 173,429.46 - Step 4: Simplify right side
294,283.08x = 70,430,878,690.59 - Step 5: Solve for x
x = 70,430,878,690.59/294,283.08 - Step 6: Final answer
x = 239,330.37
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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.