Finding the Fourth Proportional to 427,880.35, 590,433.99 and 255,764.14
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Solution
The fourth proportional to 427,880.35, 590,433.99 and 255,764.14 is: 352,930.07
Step by Step Solution
- Step 1: Write the proportion equation
427,880.35 : 590,433.99 = 255,764.14 : x - Step 2: Convert to fraction form
427,880.35/590,433.99 = 255,764.14/x - Step 3: Cross multiply
427,880.35x = 590,433.99 × 255,764.14 - Step 4: Simplify right side
427,880.35x = 151,011,838,726.95 - Step 5: Solve for x
x = 151,011,838,726.95/427,880.35 - Step 6: Final answer
x = 352,930.07
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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.