Finding the Fourth Proportional to 338,430.74, 466,910.82 and 202,468.58
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Solution
The fourth proportional to 338,430.74, 466,910.82 and 202,468.58 is: 279,332.70
Step by Step Solution
- Step 1: Write the proportion equation
338,430.74 : 466,910.82 = 202,468.58 : x - Step 2: Convert to fraction form
338,430.74/466,910.82 = 202,468.58/x - Step 3: Cross multiply
338,430.74x = 466,910.82 × 202,468.58 - Step 4: Simplify right side
338,430.74x = 94,534,770,712.04 - Step 5: Solve for x
x = 94,534,770,712.04/338,430.74 - Step 6: Final answer
x = 279,332.70
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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.