Finding the Fourth Proportional to 338,594.19, 467,263.78 and 193,419.19
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Solution
The fourth proportional to 338,594.19, 467,263.78 and 193,419.19 is: 266,920.65
Step by Step Solution
- Step 1: Write the proportion equation
338,594.19 : 467,263.78 = 193,419.19 : x - Step 2: Convert to fraction form
338,594.19/467,263.78 = 193,419.19/x - Step 3: Cross multiply
338,594.19x = 467,263.78 × 193,419.19 - Step 4: Simplify right side
338,594.19x = 90,377,781,944.47 - Step 5: Solve for x
x = 90,377,781,944.47/338,594.19 - Step 6: Final answer
x = 266,920.65
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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.